Home / 8,818.28-13,218.98-3,270.14

Finding the Fourth Proportional to 8,818.28, 13,218.98 and 3,270.14

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Solution

The fourth proportional to 8,818.28, 13,218.98 and 3,270.14 is: 4,902.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.28 : 13,218.98 = 3,270.14 : x
  2. Step 2: Convert to fraction form
    8,818.28/13,218.98 = 3,270.14/x
  3. Step 3: Cross multiply
    8,818.28x = 13,218.98 × 3,270.14
  4. Step 4: Simplify right side
    8,818.28x = 43,227,915.26
  5. Step 5: Solve for x
    x = 43,227,915.26/8,818.28
  6. Step 6: Final answer
    x = 4,902.08

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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.