Home / 8,886.38-13,314.98-3,039.80

Finding the Fourth Proportional to 8,886.38, 13,314.98 and 3,039.80

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Solution

The fourth proportional to 8,886.38, 13,314.98 and 3,039.80 is: 4,554.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.38 : 13,314.98 = 3,039.80 : x
  2. Step 2: Convert to fraction form
    8,886.38/13,314.98 = 3,039.80/x
  3. Step 3: Cross multiply
    8,886.38x = 13,314.98 × 3,039.80
  4. Step 4: Simplify right side
    8,886.38x = 40,474,876.20
  5. Step 5: Solve for x
    x = 40,474,876.20/8,886.38
  6. Step 6: Final answer
    x = 4,554.71

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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.