Home / 6,601.91-9,901.26-2,439.65

Finding the Fourth Proportional to 6,601.91, 9,901.26 and 2,439.65

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Solution

The fourth proportional to 6,601.91, 9,901.26 and 2,439.65 is: 3,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.91 : 9,901.26 = 2,439.65 : x
  2. Step 2: Convert to fraction form
    6,601.91/9,901.26 = 2,439.65/x
  3. Step 3: Cross multiply
    6,601.91x = 9,901.26 × 2,439.65
  4. Step 4: Simplify right side
    6,601.91x = 24,155,633.71
  5. Step 5: Solve for x
    x = 24,155,633.71/6,601.91
  6. Step 6: Final answer
    x = 3,658.89

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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.