Home / 7,514.91-10,370.36-4,157.62

Finding the Fourth Proportional to 7,514.91, 10,370.36 and 4,157.62

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Solution

The fourth proportional to 7,514.91, 10,370.36 and 4,157.62 is: 5,737.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.91 : 10,370.36 = 4,157.62 : x
  2. Step 2: Convert to fraction form
    7,514.91/10,370.36 = 4,157.62/x
  3. Step 3: Cross multiply
    7,514.91x = 10,370.36 × 4,157.62
  4. Step 4: Simplify right side
    7,514.91x = 43,116,000.61
  5. Step 5: Solve for x
    x = 43,116,000.61/7,514.91
  6. Step 6: Final answer
    x = 5,737.39

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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.