Home / 5,001.70-7,514.85-3,765.36

Finding the Fourth Proportional to 5,001.70, 7,514.85 and 3,765.36

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Solution

The fourth proportional to 5,001.70, 7,514.85 and 3,765.36 is: 5,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.70 : 7,514.85 = 3,765.36 : x
  2. Step 2: Convert to fraction form
    5,001.70/7,514.85 = 3,765.36/x
  3. Step 3: Cross multiply
    5,001.70x = 7,514.85 × 3,765.36
  4. Step 4: Simplify right side
    5,001.70x = 28,296,115.60
  5. Step 5: Solve for x
    x = 28,296,115.60/5,001.70
  6. Step 6: Final answer
    x = 5,657.30

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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.