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Finding the Fourth Proportional to 9,490.01, 14,240.48 and 3,943.53

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Solution

The fourth proportional to 9,490.01, 14,240.48 and 3,943.53 is: 5,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,490.01 : 14,240.48 = 3,943.53 : x
  2. Step 2: Convert to fraction form
    9,490.01/14,240.48 = 3,943.53/x
  3. Step 3: Cross multiply
    9,490.01x = 14,240.48 × 3,943.53
  4. Step 4: Simplify right side
    9,490.01x = 56,157,740.38
  5. Step 5: Solve for x
    x = 56,157,740.38/9,490.01
  6. Step 6: Final answer
    x = 5,917.57

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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.