Home / 8,886.67-13,319.40-4,136.44

Finding the Fourth Proportional to 8,886.67, 13,319.40 and 4,136.44

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Solution

The fourth proportional to 8,886.67, 13,319.40 and 4,136.44 is: 6,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.67 : 13,319.40 = 4,136.44 : x
  2. Step 2: Convert to fraction form
    8,886.67/13,319.40 = 4,136.44/x
  3. Step 3: Cross multiply
    8,886.67x = 13,319.40 × 4,136.44
  4. Step 4: Simplify right side
    8,886.67x = 55,094,811.66
  5. Step 5: Solve for x
    x = 55,094,811.66/8,886.67
  6. Step 6: Final answer
    x = 6,199.72

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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.