Home / 3,061.52-4,591.32-1,329.68

Finding the Fourth Proportional to 3,061.52, 4,591.32 and 1,329.68

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Solution

The fourth proportional to 3,061.52, 4,591.32 and 1,329.68 is: 1,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.52 : 4,591.32 = 1,329.68 : x
  2. Step 2: Convert to fraction form
    3,061.52/4,591.32 = 1,329.68/x
  3. Step 3: Cross multiply
    3,061.52x = 4,591.32 × 1,329.68
  4. Step 4: Simplify right side
    3,061.52x = 6,104,986.38
  5. Step 5: Solve for x
    x = 6,104,986.38/3,061.52
  6. Step 6: Final answer
    x = 1,994.10

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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.