Home / 5,132.03-7,702.92-2,668.64

Finding the Fourth Proportional to 5,132.03, 7,702.92 and 2,668.64

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Solution

The fourth proportional to 5,132.03, 7,702.92 and 2,668.64 is: 4,005.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.03 : 7,702.92 = 2,668.64 : x
  2. Step 2: Convert to fraction form
    5,132.03/7,702.92 = 2,668.64/x
  3. Step 3: Cross multiply
    5,132.03x = 7,702.92 × 2,668.64
  4. Step 4: Simplify right side
    5,132.03x = 20,556,281.91
  5. Step 5: Solve for x
    x = 20,556,281.91/5,132.03
  6. Step 6: Final answer
    x = 4,005.49

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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.