Home / 5,060.85-6,988.38-3,175.71

Finding the Fourth Proportional to 5,060.85, 6,988.38 and 3,175.71

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Solution

The fourth proportional to 5,060.85, 6,988.38 and 3,175.71 is: 4,385.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,060.85 : 6,988.38 = 3,175.71 : x
  2. Step 2: Convert to fraction form
    5,060.85/6,988.38 = 3,175.71/x
  3. Step 3: Cross multiply
    5,060.85x = 6,988.38 × 3,175.71
  4. Step 4: Simplify right side
    5,060.85x = 22,193,030.13
  5. Step 5: Solve for x
    x = 22,193,030.13/5,060.85
  6. Step 6: Final answer
    x = 4,385.23

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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.