Home / 5,032.08-7,539.12-2,687.12

Finding the Fourth Proportional to 5,032.08, 7,539.12 and 2,687.12

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Solution

The fourth proportional to 5,032.08, 7,539.12 and 2,687.12 is: 4,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.08 : 7,539.12 = 2,687.12 : x
  2. Step 2: Convert to fraction form
    5,032.08/7,539.12 = 2,687.12/x
  3. Step 3: Cross multiply
    5,032.08x = 7,539.12 × 2,687.12
  4. Step 4: Simplify right side
    5,032.08x = 20,258,520.13
  5. Step 5: Solve for x
    x = 20,258,520.13/5,032.08
  6. Step 6: Final answer
    x = 4,025.87

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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.