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Finding the Fourth Proportional to 3,641.56, 5,453.12 and 3,337.07

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Solution

The fourth proportional to 3,641.56, 5,453.12 and 3,337.07 is: 4,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.56 : 5,453.12 = 3,337.07 : x
  2. Step 2: Convert to fraction form
    3,641.56/5,453.12 = 3,337.07/x
  3. Step 3: Cross multiply
    3,641.56x = 5,453.12 × 3,337.07
  4. Step 4: Simplify right side
    3,641.56x = 18,197,424.24
  5. Step 5: Solve for x
    x = 18,197,424.24/3,641.56
  6. Step 6: Final answer
    x = 4,997.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.