Home / 5,516.59-7,613.23-3,158.68

Finding the Fourth Proportional to 5,516.59, 7,613.23 and 3,158.68

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Solution

The fourth proportional to 5,516.59, 7,613.23 and 3,158.68 is: 4,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.59 : 7,613.23 = 3,158.68 : x
  2. Step 2: Convert to fraction form
    5,516.59/7,613.23 = 3,158.68/x
  3. Step 3: Cross multiply
    5,516.59x = 7,613.23 × 3,158.68
  4. Step 4: Simplify right side
    5,516.59x = 24,047,757.34
  5. Step 5: Solve for x
    x = 24,047,757.34/5,516.59
  6. Step 6: Final answer
    x = 4,359.17

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Half scale
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Double scale
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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.