Home / 6,586.91-9,089.03-3,933.75

Finding the Fourth Proportional to 6,586.91, 9,089.03 and 3,933.75

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Solution

The fourth proportional to 6,586.91, 9,089.03 and 3,933.75 is: 5,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.91 : 9,089.03 = 3,933.75 : x
  2. Step 2: Convert to fraction form
    6,586.91/9,089.03 = 3,933.75/x
  3. Step 3: Cross multiply
    6,586.91x = 9,089.03 × 3,933.75
  4. Step 4: Simplify right side
    6,586.91x = 35,753,981.60
  5. Step 5: Solve for x
    x = 35,753,981.60/6,586.91
  6. Step 6: Final answer
    x = 5,428.04

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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.