Home / 8,918.58-13,378.44-2,995.23

Finding the Fourth Proportional to 8,918.58, 13,378.44 and 2,995.23

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Solution

The fourth proportional to 8,918.58, 13,378.44 and 2,995.23 is: 4,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918.58 : 13,378.44 = 2,995.23 : x
  2. Step 2: Convert to fraction form
    8,918.58/13,378.44 = 2,995.23/x
  3. Step 3: Cross multiply
    8,918.58x = 13,378.44 × 2,995.23
  4. Step 4: Simplify right side
    8,918.58x = 40,071,504.84
  5. Step 5: Solve for x
    x = 40,071,504.84/8,918.58
  6. Step 6: Final answer
    x = 4,493.04

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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.