Home / 5,008.68-7,510.73-2,668.08

Finding the Fourth Proportional to 5,008.68, 7,510.73 and 2,668.08

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Solution

The fourth proportional to 5,008.68, 7,510.73 and 2,668.08 is: 4,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.68 : 7,510.73 = 2,668.08 : x
  2. Step 2: Convert to fraction form
    5,008.68/7,510.73 = 2,668.08/x
  3. Step 3: Cross multiply
    5,008.68x = 7,510.73 × 2,668.08
  4. Step 4: Simplify right side
    5,008.68x = 20,039,177.60
  5. Step 5: Solve for x
    x = 20,039,177.60/5,008.68
  6. Step 6: Final answer
    x = 4,000.89

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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.