Home / 5,169.49-7,132.05-3,152.08

Finding the Fourth Proportional to 5,169.49, 7,132.05 and 3,152.08

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Solution

The fourth proportional to 5,169.49, 7,132.05 and 3,152.08 is: 4,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.49 : 7,132.05 = 3,152.08 : x
  2. Step 2: Convert to fraction form
    5,169.49/7,132.05 = 3,152.08/x
  3. Step 3: Cross multiply
    5,169.49x = 7,132.05 × 3,152.08
  4. Step 4: Simplify right side
    5,169.49x = 22,480,792.16
  5. Step 5: Solve for x
    x = 22,480,792.16/5,169.49
  6. Step 6: Final answer
    x = 4,348.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.