Home / 3,363.19-4,643.53-2,245.39

Finding the Fourth Proportional to 3,363.19, 4,643.53 and 2,245.39

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Solution

The fourth proportional to 3,363.19, 4,643.53 and 2,245.39 is: 3,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.19 : 4,643.53 = 2,245.39 : x
  2. Step 2: Convert to fraction form
    3,363.19/4,643.53 = 2,245.39/x
  3. Step 3: Cross multiply
    3,363.19x = 4,643.53 × 2,245.39
  4. Step 4: Simplify right side
    3,363.19x = 10,426,518.60
  5. Step 5: Solve for x
    x = 10,426,518.60/3,363.19
  6. Step 6: Final answer
    x = 3,100.19

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Half scale
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Double scale
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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.