Home / 8,160.24-12,231.03-4,652.16

Finding the Fourth Proportional to 8,160.24, 12,231.03 and 4,652.16

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Solution

The fourth proportional to 8,160.24, 12,231.03 and 4,652.16 is: 6,972.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.24 : 12,231.03 = 4,652.16 : x
  2. Step 2: Convert to fraction form
    8,160.24/12,231.03 = 4,652.16/x
  3. Step 3: Cross multiply
    8,160.24x = 12,231.03 × 4,652.16
  4. Step 4: Simplify right side
    8,160.24x = 56,900,708.52
  5. Step 5: Solve for x
    x = 56,900,708.52/8,160.24
  6. Step 6: Final answer
    x = 6,972.92

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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.