Home / 4,123.70-6,184.90-1,350.38

Finding the Fourth Proportional to 4,123.70, 6,184.90 and 1,350.38

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Solution

The fourth proportional to 4,123.70, 6,184.90 and 1,350.38 is: 2,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.70 : 6,184.90 = 1,350.38 : x
  2. Step 2: Convert to fraction form
    4,123.70/6,184.90 = 1,350.38/x
  3. Step 3: Cross multiply
    4,123.70x = 6,184.90 × 1,350.38
  4. Step 4: Simplify right side
    4,123.70x = 8,351,965.26
  5. Step 5: Solve for x
    x = 8,351,965.26/4,123.70
  6. Step 6: Final answer
    x = 2,025.36

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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.