Home / 2,073.97-2,861.86-1,177.42

Finding the Fourth Proportional to 2,073.97, 2,861.86 and 1,177.42

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Solution

The fourth proportional to 2,073.97, 2,861.86 and 1,177.42 is: 1,624.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.97 : 2,861.86 = 1,177.42 : x
  2. Step 2: Convert to fraction form
    2,073.97/2,861.86 = 1,177.42/x
  3. Step 3: Cross multiply
    2,073.97x = 2,861.86 × 1,177.42
  4. Step 4: Simplify right side
    2,073.97x = 3,369,611.20
  5. Step 5: Solve for x
    x = 3,369,611.20/2,073.97
  6. Step 6: Final answer
    x = 1,624.72

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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.