Home / 8,397.16-11,590.50-5,610.76

Finding the Fourth Proportional to 8,397.16, 11,590.50 and 5,610.76

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Solution

The fourth proportional to 8,397.16, 11,590.50 and 5,610.76 is: 7,744.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.16 : 11,590.50 = 5,610.76 : x
  2. Step 2: Convert to fraction form
    8,397.16/11,590.50 = 5,610.76/x
  3. Step 3: Cross multiply
    8,397.16x = 11,590.50 × 5,610.76
  4. Step 4: Simplify right side
    8,397.16x = 65,031,513.78
  5. Step 5: Solve for x
    x = 65,031,513.78/8,397.16
  6. Step 6: Final answer
    x = 7,744.47

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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.