Home / 2,246.10-3,369.50-785.16

Finding the Fourth Proportional to 2,246.10, 3,369.50 and 785.16

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Solution

The fourth proportional to 2,246.10, 3,369.50 and 785.16 is: 1,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.10 : 3,369.50 = 785.16 : x
  2. Step 2: Convert to fraction form
    2,246.10/3,369.50 = 785.16/x
  3. Step 3: Cross multiply
    2,246.10x = 3,369.50 × 785.16
  4. Step 4: Simplify right side
    2,246.10x = 2,645,595.64
  5. Step 5: Solve for x
    x = 2,645,595.64/2,246.10
  6. Step 6: Final answer
    x = 1,177.86

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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.