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Finding the Fourth Proportional to 5,572.96, 8,360.52 and 2,800.24

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Solution

The fourth proportional to 5,572.96, 8,360.52 and 2,800.24 is: 4,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.96 : 8,360.52 = 2,800.24 : x
  2. Step 2: Convert to fraction form
    5,572.96/8,360.52 = 2,800.24/x
  3. Step 3: Cross multiply
    5,572.96x = 8,360.52 × 2,800.24
  4. Step 4: Simplify right side
    5,572.96x = 23,411,462.52
  5. Step 5: Solve for x
    x = 23,411,462.52/5,572.96
  6. Step 6: Final answer
    x = 4,200.90

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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.