Home / 8,052.09-12,079.35-2,856.75

Finding the Fourth Proportional to 8,052.09, 12,079.35 and 2,856.75

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Solution

The fourth proportional to 8,052.09, 12,079.35 and 2,856.75 is: 4,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.09 : 12,079.35 = 2,856.75 : x
  2. Step 2: Convert to fraction form
    8,052.09/12,079.35 = 2,856.75/x
  3. Step 3: Cross multiply
    8,052.09x = 12,079.35 × 2,856.75
  4. Step 4: Simplify right side
    8,052.09x = 34,507,683.11
  5. Step 5: Solve for x
    x = 34,507,683.11/8,052.09
  6. Step 6: Final answer
    x = 4,285.56

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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.