Home / 5,508.69-8,263.17-1,613.40

Finding the Fourth Proportional to 5,508.69, 8,263.17 and 1,613.40

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Solution

The fourth proportional to 5,508.69, 8,263.17 and 1,613.40 is: 2,420.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.69 : 8,263.17 = 1,613.40 : x
  2. Step 2: Convert to fraction form
    5,508.69/8,263.17 = 1,613.40/x
  3. Step 3: Cross multiply
    5,508.69x = 8,263.17 × 1,613.40
  4. Step 4: Simplify right side
    5,508.69x = 13,331,798.48
  5. Step 5: Solve for x
    x = 13,331,798.48/5,508.69
  6. Step 6: Final answer
    x = 2,420.14

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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.