Home / 6,542.31-9,025.21-3,887.84

Finding the Fourth Proportional to 6,542.31, 9,025.21 and 3,887.84

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Solution

The fourth proportional to 6,542.31, 9,025.21 and 3,887.84 is: 5,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.31 : 9,025.21 = 3,887.84 : x
  2. Step 2: Convert to fraction form
    6,542.31/9,025.21 = 3,887.84/x
  3. Step 3: Cross multiply
    6,542.31x = 9,025.21 × 3,887.84
  4. Step 4: Simplify right side
    6,542.31x = 35,088,599.87
  5. Step 5: Solve for x
    x = 35,088,599.87/6,542.31
  6. Step 6: Final answer
    x = 5,363.33

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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.