Home / 5,108.13-7,675.16-4,764.15

Finding the Fourth Proportional to 5,108.13, 7,675.16 and 4,764.15

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Solution

The fourth proportional to 5,108.13, 7,675.16 and 4,764.15 is: 7,158.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.13 : 7,675.16 = 4,764.15 : x
  2. Step 2: Convert to fraction form
    5,108.13/7,675.16 = 4,764.15/x
  3. Step 3: Cross multiply
    5,108.13x = 7,675.16 × 4,764.15
  4. Step 4: Simplify right side
    5,108.13x = 36,565,589.69
  5. Step 5: Solve for x
    x = 36,565,589.69/5,108.13
  6. Step 6: Final answer
    x = 7,158.31

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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.