Home / 4,298.97-6,449.40-1,377.57

Finding the Fourth Proportional to 4,298.97, 6,449.40 and 1,377.57

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Solution

The fourth proportional to 4,298.97, 6,449.40 and 1,377.57 is: 2,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.97 : 6,449.40 = 1,377.57 : x
  2. Step 2: Convert to fraction form
    4,298.97/6,449.40 = 1,377.57/x
  3. Step 3: Cross multiply
    4,298.97x = 6,449.40 × 1,377.57
  4. Step 4: Simplify right side
    4,298.97x = 8,884,499.96
  5. Step 5: Solve for x
    x = 8,884,499.96/4,298.97
  6. Step 6: Final answer
    x = 2,066.66

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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.