Home / 8,082.10-12,125.04-2,535.40

Finding the Fourth Proportional to 8,082.10, 12,125.04 and 2,535.40

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Solution

The fourth proportional to 8,082.10, 12,125.04 and 2,535.40 is: 3,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.10 : 12,125.04 = 2,535.40 : x
  2. Step 2: Convert to fraction form
    8,082.10/12,125.04 = 2,535.40/x
  3. Step 3: Cross multiply
    8,082.10x = 12,125.04 × 2,535.40
  4. Step 4: Simplify right side
    8,082.10x = 30,741,826.42
  5. Step 5: Solve for x
    x = 30,741,826.42/8,082.10
  6. Step 6: Final answer
    x = 3,803.69

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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.