Home / 3,454.86-4,767.71-1,882.96

Finding the Fourth Proportional to 3,454.86, 4,767.71 and 1,882.96

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Solution

The fourth proportional to 3,454.86, 4,767.71 and 1,882.96 is: 2,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.86 : 4,767.71 = 1,882.96 : x
  2. Step 2: Convert to fraction form
    3,454.86/4,767.71 = 1,882.96/x
  3. Step 3: Cross multiply
    3,454.86x = 4,767.71 × 1,882.96
  4. Step 4: Simplify right side
    3,454.86x = 8,977,373.97
  5. Step 5: Solve for x
    x = 8,977,373.97/3,454.86
  6. Step 6: Final answer
    x = 2,598.48

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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.