Home / 6,541.89-9,027.87-3,557.79

Finding the Fourth Proportional to 6,541.89, 9,027.87 and 3,557.79

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Solution

The fourth proportional to 6,541.89, 9,027.87 and 3,557.79 is: 4,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.89 : 9,027.87 = 3,557.79 : x
  2. Step 2: Convert to fraction form
    6,541.89/9,027.87 = 3,557.79/x
  3. Step 3: Cross multiply
    6,541.89x = 9,027.87 × 3,557.79
  4. Step 4: Simplify right side
    6,541.89x = 32,119,265.61
  5. Step 5: Solve for x
    x = 32,119,265.61/6,541.89
  6. Step 6: Final answer
    x = 4,909.78

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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.