Home / 6,411.02-9,613.45-3,031.00

Finding the Fourth Proportional to 6,411.02, 9,613.45 and 3,031.00

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Solution

The fourth proportional to 6,411.02, 9,613.45 and 3,031.00 is: 4,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.02 : 9,613.45 = 3,031.00 : x
  2. Step 2: Convert to fraction form
    6,411.02/9,613.45 = 3,031.00/x
  3. Step 3: Cross multiply
    6,411.02x = 9,613.45 × 3,031.00
  4. Step 4: Simplify right side
    6,411.02x = 29,138,314.47
  5. Step 5: Solve for x
    x = 29,138,314.47/6,411.02
  6. Step 6: Final answer
    x = 4,545.04

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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.