Home / 8,830.85-13,246.24-2,987.38

Finding the Fourth Proportional to 8,830.85, 13,246.24 and 2,987.38

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Solution

The fourth proportional to 8,830.85, 13,246.24 and 2,987.38 is: 4,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.85 : 13,246.24 = 2,987.38 : x
  2. Step 2: Convert to fraction form
    8,830.85/13,246.24 = 2,987.38/x
  3. Step 3: Cross multiply
    8,830.85x = 13,246.24 × 2,987.38
  4. Step 4: Simplify right side
    8,830.85x = 39,571,552.45
  5. Step 5: Solve for x
    x = 39,571,552.45/8,830.85
  6. Step 6: Final answer
    x = 4,481.06

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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.