Home / 5,215.04-7,196.86-3,225.56

Finding the Fourth Proportional to 5,215.04, 7,196.86 and 3,225.56

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Solution

The fourth proportional to 5,215.04, 7,196.86 and 3,225.56 is: 4,451.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.04 : 7,196.86 = 3,225.56 : x
  2. Step 2: Convert to fraction form
    5,215.04/7,196.86 = 3,225.56/x
  3. Step 3: Cross multiply
    5,215.04x = 7,196.86 × 3,225.56
  4. Step 4: Simplify right side
    5,215.04x = 23,213,903.74
  5. Step 5: Solve for x
    x = 23,213,903.74/5,215.04
  6. Step 6: Final answer
    x = 4,451.34

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.