Home / 4,123.92-6,182.88-1,349.70

Finding the Fourth Proportional to 4,123.92, 6,182.88 and 1,349.70

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Solution

The fourth proportional to 4,123.92, 6,182.88 and 1,349.70 is: 2,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.92 : 6,182.88 = 1,349.70 : x
  2. Step 2: Convert to fraction form
    4,123.92/6,182.88 = 1,349.70/x
  3. Step 3: Cross multiply
    4,123.92x = 6,182.88 × 1,349.70
  4. Step 4: Simplify right side
    4,123.92x = 8,345,033.14
  5. Step 5: Solve for x
    x = 8,345,033.14/4,123.92
  6. Step 6: Final answer
    x = 2,023.57

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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.