Home / 1,041.30-1,436.89-575.52

Finding the Fourth Proportional to 1,041.30, 1,436.89 and 575.52

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Solution

The fourth proportional to 1,041.30, 1,436.89 and 575.52 is: 794.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.30 : 1,436.89 = 575.52 : x
  2. Step 2: Convert to fraction form
    1,041.30/1,436.89 = 575.52/x
  3. Step 3: Cross multiply
    1,041.30x = 1,436.89 × 575.52
  4. Step 4: Simplify right side
    1,041.30x = 826,958.93
  5. Step 5: Solve for x
    x = 826,958.93/1,041.30
  6. Step 6: Final answer
    x = 794.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.