Home / 6,387.30-9,581.94-3,265.65

Finding the Fourth Proportional to 6,387.30, 9,581.94 and 3,265.65

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Solution

The fourth proportional to 6,387.30, 9,581.94 and 3,265.65 is: 4,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.30 : 9,581.94 = 3,265.65 : x
  2. Step 2: Convert to fraction form
    6,387.30/9,581.94 = 3,265.65/x
  3. Step 3: Cross multiply
    6,387.30x = 9,581.94 × 3,265.65
  4. Step 4: Simplify right side
    6,387.30x = 31,291,262.36
  5. Step 5: Solve for x
    x = 31,291,262.36/6,387.30
  6. Step 6: Final answer
    x = 4,898.98

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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.