Home / 2,591.46-3,879.90-2,329.02

Finding the Fourth Proportional to 2,591.46, 3,879.90 and 2,329.02

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Solution

The fourth proportional to 2,591.46, 3,879.90 and 2,329.02 is: 3,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.46 : 3,879.90 = 2,329.02 : x
  2. Step 2: Convert to fraction form
    2,591.46/3,879.90 = 2,329.02/x
  3. Step 3: Cross multiply
    2,591.46x = 3,879.90 × 2,329.02
  4. Step 4: Simplify right side
    2,591.46x = 9,036,364.70
  5. Step 5: Solve for x
    x = 9,036,364.70/2,591.46
  6. Step 6: Final answer
    x = 3,486.98

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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.