Home / 5,212.94-7,190.16-3,224.45

Finding the Fourth Proportional to 5,212.94, 7,190.16 and 3,224.45

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Solution

The fourth proportional to 5,212.94, 7,190.16 and 3,224.45 is: 4,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.94 : 7,190.16 = 3,224.45 : x
  2. Step 2: Convert to fraction form
    5,212.94/7,190.16 = 3,224.45/x
  3. Step 3: Cross multiply
    5,212.94x = 7,190.16 × 3,224.45
  4. Step 4: Simplify right side
    5,212.94x = 23,184,275.46
  5. Step 5: Solve for x
    x = 23,184,275.46/5,212.94
  6. Step 6: Final answer
    x = 4,447.45

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.