Home / 8,056.28-12,085.42-2,862.20

Finding the Fourth Proportional to 8,056.28, 12,085.42 and 2,862.20

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Solution

The fourth proportional to 8,056.28, 12,085.42 and 2,862.20 is: 4,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.28 : 12,085.42 = 2,862.20 : x
  2. Step 2: Convert to fraction form
    8,056.28/12,085.42 = 2,862.20/x
  3. Step 3: Cross multiply
    8,056.28x = 12,085.42 × 2,862.20
  4. Step 4: Simplify right side
    8,056.28x = 34,590,889.12
  5. Step 5: Solve for x
    x = 34,590,889.12/8,056.28
  6. Step 6: Final answer
    x = 4,293.66

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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.