Home / 8,056.32-12,081.92-5,475.84

Finding the Fourth Proportional to 8,056.32, 12,081.92 and 5,475.84

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Solution

The fourth proportional to 8,056.32, 12,081.92 and 5,475.84 is: 8,212.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.32 : 12,081.92 = 5,475.84 : x
  2. Step 2: Convert to fraction form
    8,056.32/12,081.92 = 5,475.84/x
  3. Step 3: Cross multiply
    8,056.32x = 12,081.92 × 5,475.84
  4. Step 4: Simplify right side
    8,056.32x = 66,158,660.81
  5. Step 5: Solve for x
    x = 66,158,660.81/8,056.32
  6. Step 6: Final answer
    x = 8,212.02

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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.