Home / 1,530.88-2,294.04-1,357.90

Finding the Fourth Proportional to 1,530.88, 2,294.04 and 1,357.90

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Solution

The fourth proportional to 1,530.88, 2,294.04 and 1,357.90 is: 2,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.88 : 2,294.04 = 1,357.90 : x
  2. Step 2: Convert to fraction form
    1,530.88/2,294.04 = 1,357.90/x
  3. Step 3: Cross multiply
    1,530.88x = 2,294.04 × 1,357.90
  4. Step 4: Simplify right side
    1,530.88x = 3,115,076.92
  5. Step 5: Solve for x
    x = 3,115,076.92/1,530.88
  6. Step 6: Final answer
    x = 2,034.83

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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.