Home / 10,294.80-14,207.04-6,105.12

Finding the Fourth Proportional to 10,294.80, 14,207.04 and 6,105.12

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Solution

The fourth proportional to 10,294.80, 14,207.04 and 6,105.12 is: 8,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294.80 : 14,207.04 = 6,105.12 : x
  2. Step 2: Convert to fraction form
    10,294.80/14,207.04 = 6,105.12/x
  3. Step 3: Cross multiply
    10,294.80x = 14,207.04 × 6,105.12
  4. Step 4: Simplify right side
    10,294.80x = 86,735,684.04
  5. Step 5: Solve for x
    x = 86,735,684.04/10,294.80
  6. Step 6: Final answer
    x = 8,425.19

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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.