Home / 8,082.24-12,123.60-2,535.36

Finding the Fourth Proportional to 8,082.24, 12,123.60 and 2,535.36

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Solution

The fourth proportional to 8,082.24, 12,123.60 and 2,535.36 is: 3,803.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.24 : 12,123.60 = 2,535.36 : x
  2. Step 2: Convert to fraction form
    8,082.24/12,123.60 = 2,535.36/x
  3. Step 3: Cross multiply
    8,082.24x = 12,123.60 × 2,535.36
  4. Step 4: Simplify right side
    8,082.24x = 30,737,690.50
  5. Step 5: Solve for x
    x = 30,737,690.50/8,082.24
  6. Step 6: Final answer
    x = 3,803.12

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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.