Home / 8,101.87-11,180.56-4,565.11

Finding the Fourth Proportional to 8,101.87, 11,180.56 and 4,565.11

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Solution

The fourth proportional to 8,101.87, 11,180.56 and 4,565.11 is: 6,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.87 : 11,180.56 = 4,565.11 : x
  2. Step 2: Convert to fraction form
    8,101.87/11,180.56 = 4,565.11/x
  3. Step 3: Cross multiply
    8,101.87x = 11,180.56 × 4,565.11
  4. Step 4: Simplify right side
    8,101.87x = 51,040,486.26
  5. Step 5: Solve for x
    x = 51,040,486.26/8,101.87
  6. Step 6: Final answer
    x = 6,299.84

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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.