Home / 4,613.95-6,920.52-1,151.20

Finding the Fourth Proportional to 4,613.95, 6,920.52 and 1,151.20

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Solution

The fourth proportional to 4,613.95, 6,920.52 and 1,151.20 is: 1,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.95 : 6,920.52 = 1,151.20 : x
  2. Step 2: Convert to fraction form
    4,613.95/6,920.52 = 1,151.20/x
  3. Step 3: Cross multiply
    4,613.95x = 6,920.52 × 1,151.20
  4. Step 4: Simplify right side
    4,613.95x = 7,966,902.62
  5. Step 5: Solve for x
    x = 7,966,902.62/4,613.95
  6. Step 6: Final answer
    x = 1,726.70

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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.