Home / 9,935.40-14,903.12-4,092.08

Finding the Fourth Proportional to 9,935.40, 14,903.12 and 4,092.08

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Solution

The fourth proportional to 9,935.40, 14,903.12 and 4,092.08 is: 6,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.40 : 14,903.12 = 4,092.08 : x
  2. Step 2: Convert to fraction form
    9,935.40/14,903.12 = 4,092.08/x
  3. Step 3: Cross multiply
    9,935.40x = 14,903.12 × 4,092.08
  4. Step 4: Simplify right side
    9,935.40x = 60,984,759.29
  5. Step 5: Solve for x
    x = 60,984,759.29/9,935.40
  6. Step 6: Final answer
    x = 6,138.13

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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.