Home / 1,675.92-2,311.82-1,152.66

Finding the Fourth Proportional to 1,675.92, 2,311.82 and 1,152.66

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Solution

The fourth proportional to 1,675.92, 2,311.82 and 1,152.66 is: 1,590.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.92 : 2,311.82 = 1,152.66 : x
  2. Step 2: Convert to fraction form
    1,675.92/2,311.82 = 1,152.66/x
  3. Step 3: Cross multiply
    1,675.92x = 2,311.82 × 1,152.66
  4. Step 4: Simplify right side
    1,675.92x = 2,664,742.44
  5. Step 5: Solve for x
    x = 2,664,742.44/1,675.92
  6. Step 6: Final answer
    x = 1,590.02

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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.