Home / 4,045.45-6,067.68-1,123.96

Finding the Fourth Proportional to 4,045.45, 6,067.68 and 1,123.96

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Solution

The fourth proportional to 4,045.45, 6,067.68 and 1,123.96 is: 1,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.45 : 6,067.68 = 1,123.96 : x
  2. Step 2: Convert to fraction form
    4,045.45/6,067.68 = 1,123.96/x
  3. Step 3: Cross multiply
    4,045.45x = 6,067.68 × 1,123.96
  4. Step 4: Simplify right side
    4,045.45x = 6,819,829.61
  5. Step 5: Solve for x
    x = 6,819,829.61/4,045.45
  6. Step 6: Final answer
    x = 1,685.80

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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.