Home / 1,523.79-2,282.58-1,293.12

Finding the Fourth Proportional to 1,523.79, 2,282.58 and 1,293.12

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Solution

The fourth proportional to 1,523.79, 2,282.58 and 1,293.12 is: 1,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.79 : 2,282.58 = 1,293.12 : x
  2. Step 2: Convert to fraction form
    1,523.79/2,282.58 = 1,293.12/x
  3. Step 3: Cross multiply
    1,523.79x = 2,282.58 × 1,293.12
  4. Step 4: Simplify right side
    1,523.79x = 2,951,649.85
  5. Step 5: Solve for x
    x = 2,951,649.85/1,523.79
  6. Step 6: Final answer
    x = 1,937.05

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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.