Home / 5,175.72-7,751.16-4,553.10

Finding the Fourth Proportional to 5,175.72, 7,751.16 and 4,553.10

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Solution

The fourth proportional to 5,175.72, 7,751.16 and 4,553.10 is: 6,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.72 : 7,751.16 = 4,553.10 : x
  2. Step 2: Convert to fraction form
    5,175.72/7,751.16 = 4,553.10/x
  3. Step 3: Cross multiply
    5,175.72x = 7,751.16 × 4,553.10
  4. Step 4: Simplify right side
    5,175.72x = 35,291,806.60
  5. Step 5: Solve for x
    x = 35,291,806.60/5,175.72
  6. Step 6: Final answer
    x = 6,818.72

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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.