Home / 2,853.12-4,281-1,553.04

Finding the Fourth Proportional to 2,853.12, 4,281 and 1,553.04

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Solution

The fourth proportional to 2,853.12, 4,281 and 1,553.04 is: 2,330.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.12 : 4,281 = 1,553.04 : x
  2. Step 2: Convert to fraction form
    2,853.12/4,281 = 1,553.04/x
  3. Step 3: Cross multiply
    2,853.12x = 4,281 × 1,553.04
  4. Step 4: Simplify right side
    2,853.12x = 6,648,564.24
  5. Step 5: Solve for x
    x = 6,648,564.24/2,853.12
  6. Step 6: Final answer
    x = 2,330.28

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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.