Home / 5,007.04-7,515.05-2,668.97

Finding the Fourth Proportional to 5,007.04, 7,515.05 and 2,668.97

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Solution

The fourth proportional to 5,007.04, 7,515.05 and 2,668.97 is: 4,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.04 : 7,515.05 = 2,668.97 : x
  2. Step 2: Convert to fraction form
    5,007.04/7,515.05 = 2,668.97/x
  3. Step 3: Cross multiply
    5,007.04x = 7,515.05 × 2,668.97
  4. Step 4: Simplify right side
    5,007.04x = 20,057,448.44
  5. Step 5: Solve for x
    x = 20,057,448.44/5,007.04
  6. Step 6: Final answer
    x = 4,005.85

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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.