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Finding the Fourth Proportional to 5,064.44, 7,563.85 and 5,031.32

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Solution

The fourth proportional to 5,064.44, 7,563.85 and 5,031.32 is: 7,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.44 : 7,563.85 = 5,031.32 : x
  2. Step 2: Convert to fraction form
    5,064.44/7,563.85 = 5,031.32/x
  3. Step 3: Cross multiply
    5,064.44x = 7,563.85 × 5,031.32
  4. Step 4: Simplify right side
    5,064.44x = 38,056,149.78
  5. Step 5: Solve for x
    x = 38,056,149.78/5,064.44
  6. Step 6: Final answer
    x = 7,514.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.