Home / 8,102.08-11,180.73-4,565.89

Finding the Fourth Proportional to 8,102.08, 11,180.73 and 4,565.89

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Solution

The fourth proportional to 8,102.08, 11,180.73 and 4,565.89 is: 6,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.08 : 11,180.73 = 4,565.89 : x
  2. Step 2: Convert to fraction form
    8,102.08/11,180.73 = 4,565.89/x
  3. Step 3: Cross multiply
    8,102.08x = 11,180.73 × 4,565.89
  4. Step 4: Simplify right side
    8,102.08x = 51,049,983.30
  5. Step 5: Solve for x
    x = 51,049,983.30/8,102.08
  6. Step 6: Final answer
    x = 6,300.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.