Home / 2,292.85-3,440.64-1,590.61

Finding the Fourth Proportional to 2,292.85, 3,440.64 and 1,590.61

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Solution

The fourth proportional to 2,292.85, 3,440.64 and 1,590.61 is: 2,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.85 : 3,440.64 = 1,590.61 : x
  2. Step 2: Convert to fraction form
    2,292.85/3,440.64 = 1,590.61/x
  3. Step 3: Cross multiply
    2,292.85x = 3,440.64 × 1,590.61
  4. Step 4: Simplify right side
    2,292.85x = 5,472,716.39
  5. Step 5: Solve for x
    x = 5,472,716.39/2,292.85
  6. Step 6: Final answer
    x = 2,386.86

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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.