Home / 8,914.40-13,371.60-5,016.72

Finding the Fourth Proportional to 8,914.40, 13,371.60 and 5,016.72

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Solution

The fourth proportional to 8,914.40, 13,371.60 and 5,016.72 is: 7,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.40 : 13,371.60 = 5,016.72 : x
  2. Step 2: Convert to fraction form
    8,914.40/13,371.60 = 5,016.72/x
  3. Step 3: Cross multiply
    8,914.40x = 13,371.60 × 5,016.72
  4. Step 4: Simplify right side
    8,914.40x = 67,081,573.15
  5. Step 5: Solve for x
    x = 67,081,573.15/8,914.40
  6. Step 6: Final answer
    x = 7,525.08

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Similar ratio
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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.