Home / 1,591.14-2,386.71-934.02

Finding the Fourth Proportional to 1,591.14, 2,386.71 and 934.02

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Solution

The fourth proportional to 1,591.14, 2,386.71 and 934.02 is: 1,401.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.14 : 2,386.71 = 934.02 : x
  2. Step 2: Convert to fraction form
    1,591.14/2,386.71 = 934.02/x
  3. Step 3: Cross multiply
    1,591.14x = 2,386.71 × 934.02
  4. Step 4: Simplify right side
    1,591.14x = 2,229,234.87
  5. Step 5: Solve for x
    x = 2,229,234.87/1,591.14
  6. Step 6: Final answer
    x = 1,401.03

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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.