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Finding the Fourth Proportional to 5,800.13, 8,699.17 and 2,679.86

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Solution

The fourth proportional to 5,800.13, 8,699.17 and 2,679.86 is: 4,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.13 : 8,699.17 = 2,679.86 : x
  2. Step 2: Convert to fraction form
    5,800.13/8,699.17 = 2,679.86/x
  3. Step 3: Cross multiply
    5,800.13x = 8,699.17 × 2,679.86
  4. Step 4: Simplify right side
    5,800.13x = 23,312,557.72
  5. Step 5: Solve for x
    x = 23,312,557.72/5,800.13
  6. Step 6: Final answer
    x = 4,019.32

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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.