Home / 8,885.99-13,329.05-3,340.59

Finding the Fourth Proportional to 8,885.99, 13,329.05 and 3,340.59

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Solution

The fourth proportional to 8,885.99, 13,329.05 and 3,340.59 is: 5,010.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.99 : 13,329.05 = 3,340.59 : x
  2. Step 2: Convert to fraction form
    8,885.99/13,329.05 = 3,340.59/x
  3. Step 3: Cross multiply
    8,885.99x = 13,329.05 × 3,340.59
  4. Step 4: Simplify right side
    8,885.99x = 44,526,891.14
  5. Step 5: Solve for x
    x = 44,526,891.14/8,885.99
  6. Step 6: Final answer
    x = 5,010.91

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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.