Home / 1,484.32-2,223.24-1,454.80

Finding the Fourth Proportional to 1,484.32, 2,223.24 and 1,454.80

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Solution

The fourth proportional to 1,484.32, 2,223.24 and 1,454.80 is: 2,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.32 : 2,223.24 = 1,454.80 : x
  2. Step 2: Convert to fraction form
    1,484.32/2,223.24 = 1,454.80/x
  3. Step 3: Cross multiply
    1,484.32x = 2,223.24 × 1,454.80
  4. Step 4: Simplify right side
    1,484.32x = 3,234,369.55
  5. Step 5: Solve for x
    x = 3,234,369.55/1,484.32
  6. Step 6: Final answer
    x = 2,179.02

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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.