Home / 8,348.28-12,522.96-2,801.40

Finding the Fourth Proportional to 8,348.28, 12,522.96 and 2,801.40

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Solution

The fourth proportional to 8,348.28, 12,522.96 and 2,801.40 is: 4,202.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.28 : 12,522.96 = 2,801.40 : x
  2. Step 2: Convert to fraction form
    8,348.28/12,522.96 = 2,801.40/x
  3. Step 3: Cross multiply
    8,348.28x = 12,522.96 × 2,801.40
  4. Step 4: Simplify right side
    8,348.28x = 35,081,820.14
  5. Step 5: Solve for x
    x = 35,081,820.14/8,348.28
  6. Step 6: Final answer
    x = 4,202.28

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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.