Home / 4,613.89-6,920.85-1,151.14

Finding the Fourth Proportional to 4,613.89, 6,920.85 and 1,151.14

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Solution

The fourth proportional to 4,613.89, 6,920.85 and 1,151.14 is: 1,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.89 : 6,920.85 = 1,151.14 : x
  2. Step 2: Convert to fraction form
    4,613.89/6,920.85 = 1,151.14/x
  3. Step 3: Cross multiply
    4,613.89x = 6,920.85 × 1,151.14
  4. Step 4: Simplify right side
    4,613.89x = 7,966,867.27
  5. Step 5: Solve for x
    x = 7,966,867.27/4,613.89
  6. Step 6: Final answer
    x = 1,726.71

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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.