Home / 8,526.17-11,767.43-5,169.53

Finding the Fourth Proportional to 8,526.17, 11,767.43 and 5,169.53

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Solution

The fourth proportional to 8,526.17, 11,767.43 and 5,169.53 is: 7,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.17 : 11,767.43 = 5,169.53 : x
  2. Step 2: Convert to fraction form
    8,526.17/11,767.43 = 5,169.53/x
  3. Step 3: Cross multiply
    8,526.17x = 11,767.43 × 5,169.53
  4. Step 4: Simplify right side
    8,526.17x = 60,832,085.98
  5. Step 5: Solve for x
    x = 60,832,085.98/8,526.17
  6. Step 6: Final answer
    x = 7,134.75

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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.