Home / 8,835.33-13,244.74-2,987.85

Finding the Fourth Proportional to 8,835.33, 13,244.74 and 2,987.85

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Solution

The fourth proportional to 8,835.33, 13,244.74 and 2,987.85 is: 4,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.33 : 13,244.74 = 2,987.85 : x
  2. Step 2: Convert to fraction form
    8,835.33/13,244.74 = 2,987.85/x
  3. Step 3: Cross multiply
    8,835.33x = 13,244.74 × 2,987.85
  4. Step 4: Simplify right side
    8,835.33x = 39,573,296.41
  5. Step 5: Solve for x
    x = 39,573,296.41/8,835.33
  6. Step 6: Final answer
    x = 4,478.98

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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.