Home / 6,278.15-9,418.79-4,432.86

Finding the Fourth Proportional to 6,278.15, 9,418.79 and 4,432.86

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Solution

The fourth proportional to 6,278.15, 9,418.79 and 4,432.86 is: 6,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.15 : 9,418.79 = 4,432.86 : x
  2. Step 2: Convert to fraction form
    6,278.15/9,418.79 = 4,432.86/x
  3. Step 3: Cross multiply
    6,278.15x = 9,418.79 × 4,432.86
  4. Step 4: Simplify right side
    6,278.15x = 41,752,155.28
  5. Step 5: Solve for x
    x = 41,752,155.28/6,278.15
  6. Step 6: Final answer
    x = 6,650.40

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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.