Home / 11,753.56-17,613.77-6,490.94

Finding the Fourth Proportional to 11,753.56, 17,613.77 and 6,490.94

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Solution

The fourth proportional to 11,753.56, 17,613.77 and 6,490.94 is: 9,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,753.56 : 17,613.77 = 6,490.94 : x
  2. Step 2: Convert to fraction form
    11,753.56/17,613.77 = 6,490.94/x
  3. Step 3: Cross multiply
    11,753.56x = 17,613.77 × 6,490.94
  4. Step 4: Simplify right side
    11,753.56x = 114,329,891.79
  5. Step 5: Solve for x
    x = 114,329,891.79/11,753.56
  6. Step 6: Final answer
    x = 9,727.26

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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.