Home / 5,812.97-8,023.21-3,545.07

Finding the Fourth Proportional to 5,812.97, 8,023.21 and 3,545.07

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Solution

The fourth proportional to 5,812.97, 8,023.21 and 3,545.07 is: 4,893.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.97 : 8,023.21 = 3,545.07 : x
  2. Step 2: Convert to fraction form
    5,812.97/8,023.21 = 3,545.07/x
  3. Step 3: Cross multiply
    5,812.97x = 8,023.21 × 3,545.07
  4. Step 4: Simplify right side
    5,812.97x = 28,442,882.62
  5. Step 5: Solve for x
    x = 28,442,882.62/5,812.97
  6. Step 6: Final answer
    x = 4,893.00

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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.