Home / 9,306.85-13,969.51-7,572.29

Finding the Fourth Proportional to 9,306.85, 13,969.51 and 7,572.29

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Solution

The fourth proportional to 9,306.85, 13,969.51 and 7,572.29 is: 11,365.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.85 : 13,969.51 = 7,572.29 : x
  2. Step 2: Convert to fraction form
    9,306.85/13,969.51 = 7,572.29/x
  3. Step 3: Cross multiply
    9,306.85x = 13,969.51 × 7,572.29
  4. Step 4: Simplify right side
    9,306.85x = 105,781,134.69
  5. Step 5: Solve for x
    x = 105,781,134.69/9,306.85
  6. Step 6: Final answer
    x = 11,365.94

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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.