Home / 5,508.78-8,264.49-1,613.10

Finding the Fourth Proportional to 5,508.78, 8,264.49 and 1,613.10

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Solution

The fourth proportional to 5,508.78, 8,264.49 and 1,613.10 is: 2,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.78 : 8,264.49 = 1,613.10 : x
  2. Step 2: Convert to fraction form
    5,508.78/8,264.49 = 1,613.10/x
  3. Step 3: Cross multiply
    5,508.78x = 8,264.49 × 1,613.10
  4. Step 4: Simplify right side
    5,508.78x = 13,331,448.82
  5. Step 5: Solve for x
    x = 13,331,448.82/5,508.78
  6. Step 6: Final answer
    x = 2,420.04

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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.