Home / 5,635.48-7,776.52-3,151

Finding the Fourth Proportional to 5,635.48, 7,776.52 and 3,151

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Solution

The fourth proportional to 5,635.48, 7,776.52 and 3,151 is: 4,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.48 : 7,776.52 = 3,151 : x
  2. Step 2: Convert to fraction form
    5,635.48/7,776.52 = 3,151/x
  3. Step 3: Cross multiply
    5,635.48x = 7,776.52 × 3,151
  4. Step 4: Simplify right side
    5,635.48x = 24,503,814.52
  5. Step 5: Solve for x
    x = 24,503,814.52/5,635.48
  6. Step 6: Final answer
    x = 4,348.13

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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.