Home / 11,839.53-16,338.68-6,534.35

Finding the Fourth Proportional to 11,839.53, 16,338.68 and 6,534.35

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Solution

The fourth proportional to 11,839.53, 16,338.68 and 6,534.35 is: 9,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.53 : 16,338.68 = 6,534.35 : x
  2. Step 2: Convert to fraction form
    11,839.53/16,338.68 = 6,534.35/x
  3. Step 3: Cross multiply
    11,839.53x = 16,338.68 × 6,534.35
  4. Step 4: Simplify right side
    11,839.53x = 106,762,613.57
  5. Step 5: Solve for x
    x = 106,762,613.57/11,839.53
  6. Step 6: Final answer
    x = 9,017.47

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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.