Home / 1,524.08-2,103.34-860.96

Finding the Fourth Proportional to 1,524.08, 2,103.34 and 860.96

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Solution

The fourth proportional to 1,524.08, 2,103.34 and 860.96 is: 1,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.08 : 2,103.34 = 860.96 : x
  2. Step 2: Convert to fraction form
    1,524.08/2,103.34 = 860.96/x
  3. Step 3: Cross multiply
    1,524.08x = 2,103.34 × 860.96
  4. Step 4: Simplify right side
    1,524.08x = 1,810,891.61
  5. Step 5: Solve for x
    x = 1,810,891.61/1,524.08
  6. Step 6: Final answer
    x = 1,188.19

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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.