Home / 9,918.12-14,877.21-3,344.34

Finding the Fourth Proportional to 9,918.12, 14,877.21 and 3,344.34

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Solution

The fourth proportional to 9,918.12, 14,877.21 and 3,344.34 is: 5,016.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918.12 : 14,877.21 = 3,344.34 : x
  2. Step 2: Convert to fraction form
    9,918.12/14,877.21 = 3,344.34/x
  3. Step 3: Cross multiply
    9,918.12x = 14,877.21 × 3,344.34
  4. Step 4: Simplify right side
    9,918.12x = 49,754,448.49
  5. Step 5: Solve for x
    x = 49,754,448.49/9,918.12
  6. Step 6: Final answer
    x = 5,016.52

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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.