Home / 1,530.23-2,290.68-1,092.02

Finding the Fourth Proportional to 1,530.23, 2,290.68 and 1,092.02

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Solution

The fourth proportional to 1,530.23, 2,290.68 and 1,092.02 is: 1,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.23 : 2,290.68 = 1,092.02 : x
  2. Step 2: Convert to fraction form
    1,530.23/2,290.68 = 1,092.02/x
  3. Step 3: Cross multiply
    1,530.23x = 2,290.68 × 1,092.02
  4. Step 4: Simplify right side
    1,530.23x = 2,501,456.92
  5. Step 5: Solve for x
    x = 2,501,456.92/1,530.23
  6. Step 6: Final answer
    x = 1,634.70

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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.