Home / 6,332.48-8,739.15-3,815.38

Finding the Fourth Proportional to 6,332.48, 8,739.15 and 3,815.38

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Solution

The fourth proportional to 6,332.48, 8,739.15 and 3,815.38 is: 5,265.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,332.48 : 8,739.15 = 3,815.38 : x
  2. Step 2: Convert to fraction form
    6,332.48/8,739.15 = 3,815.38/x
  3. Step 3: Cross multiply
    6,332.48x = 8,739.15 × 3,815.38
  4. Step 4: Simplify right side
    6,332.48x = 33,343,156.28
  5. Step 5: Solve for x
    x = 33,343,156.28/6,332.48
  6. Step 6: Final answer
    x = 5,265.42

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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.