Home / 8,082.34-12,123.65-2,535.55

Finding the Fourth Proportional to 8,082.34, 12,123.65 and 2,535.55

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Solution

The fourth proportional to 8,082.34, 12,123.65 and 2,535.55 is: 3,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.34 : 12,123.65 = 2,535.55 : x
  2. Step 2: Convert to fraction form
    8,082.34/12,123.65 = 2,535.55/x
  3. Step 3: Cross multiply
    8,082.34x = 12,123.65 × 2,535.55
  4. Step 4: Simplify right side
    8,082.34x = 30,740,120.76
  5. Step 5: Solve for x
    x = 30,740,120.76/8,082.34
  6. Step 6: Final answer
    x = 3,803.37

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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.