Home / 1,592.16-2,383.17-1,225.20

Finding the Fourth Proportional to 1,592.16, 2,383.17 and 1,225.20

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Solution

The fourth proportional to 1,592.16, 2,383.17 and 1,225.20 is: 1,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.16 : 2,383.17 = 1,225.20 : x
  2. Step 2: Convert to fraction form
    1,592.16/2,383.17 = 1,225.20/x
  3. Step 3: Cross multiply
    1,592.16x = 2,383.17 × 1,225.20
  4. Step 4: Simplify right side
    1,592.16x = 2,919,859.88
  5. Step 5: Solve for x
    x = 2,919,859.88/1,592.16
  6. Step 6: Final answer
    x = 1,833.90

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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.