Home / 4,378.66-6,563.80-1,454.91

Finding the Fourth Proportional to 4,378.66, 6,563.80 and 1,454.91

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Solution

The fourth proportional to 4,378.66, 6,563.80 and 1,454.91 is: 2,180.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.66 : 6,563.80 = 1,454.91 : x
  2. Step 2: Convert to fraction form
    4,378.66/6,563.80 = 1,454.91/x
  3. Step 3: Cross multiply
    4,378.66x = 6,563.80 × 1,454.91
  4. Step 4: Simplify right side
    4,378.66x = 9,549,734.62
  5. Step 5: Solve for x
    x = 9,549,734.62/4,378.66
  6. Step 6: Final answer
    x = 2,180.97

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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.