Home / 2,423.74-3,635.96-1,191.22

Finding the Fourth Proportional to 2,423.74, 3,635.96 and 1,191.22

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Solution

The fourth proportional to 2,423.74, 3,635.96 and 1,191.22 is: 1,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.74 : 3,635.96 = 1,191.22 : x
  2. Step 2: Convert to fraction form
    2,423.74/3,635.96 = 1,191.22/x
  3. Step 3: Cross multiply
    2,423.74x = 3,635.96 × 1,191.22
  4. Step 4: Simplify right side
    2,423.74x = 4,331,228.27
  5. Step 5: Solve for x
    x = 4,331,228.27/2,423.74
  6. Step 6: Final answer
    x = 1,787.00

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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.