Home / 4,454.12-6,679.29-1,334.57

Finding the Fourth Proportional to 4,454.12, 6,679.29 and 1,334.57

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Solution

The fourth proportional to 4,454.12, 6,679.29 and 1,334.57 is: 2,001.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.12 : 6,679.29 = 1,334.57 : x
  2. Step 2: Convert to fraction form
    4,454.12/6,679.29 = 1,334.57/x
  3. Step 3: Cross multiply
    4,454.12x = 6,679.29 × 1,334.57
  4. Step 4: Simplify right side
    4,454.12x = 8,913,946.66
  5. Step 5: Solve for x
    x = 8,913,946.66/4,454.12
  6. Step 6: Final answer
    x = 2,001.28

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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.