Home / 7,588.16-11,382.30-2,658.56

Finding the Fourth Proportional to 7,588.16, 11,382.30 and 2,658.56

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Solution

The fourth proportional to 7,588.16, 11,382.30 and 2,658.56 is: 3,987.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.16 : 11,382.30 = 2,658.56 : x
  2. Step 2: Convert to fraction form
    7,588.16/11,382.30 = 2,658.56/x
  3. Step 3: Cross multiply
    7,588.16x = 11,382.30 × 2,658.56
  4. Step 4: Simplify right side
    7,588.16x = 30,260,527.49
  5. Step 5: Solve for x
    x = 30,260,527.49/7,588.16
  6. Step 6: Final answer
    x = 3,987.86

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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.