Home / 8,056.72-12,082.76-2,213.52

Finding the Fourth Proportional to 8,056.72, 12,082.76 and 2,213.52

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Solution

The fourth proportional to 8,056.72, 12,082.76 and 2,213.52 is: 3,319.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.72 : 12,082.76 = 2,213.52 : x
  2. Step 2: Convert to fraction form
    8,056.72/12,082.76 = 2,213.52/x
  3. Step 3: Cross multiply
    8,056.72x = 12,082.76 × 2,213.52
  4. Step 4: Simplify right side
    8,056.72x = 26,745,430.92
  5. Step 5: Solve for x
    x = 26,745,430.92/8,056.72
  6. Step 6: Final answer
    x = 3,319.64

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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.