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Finding the Fourth Proportional to 2,294.94, 3,124.65 and 2,287.65

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Solution

The fourth proportional to 2,294.94, 3,124.65 and 2,287.65 is: 3,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.94 : 3,124.65 = 2,287.65 : x
  2. Step 2: Convert to fraction form
    2,294.94/3,124.65 = 2,287.65/x
  3. Step 3: Cross multiply
    2,294.94x = 3,124.65 × 2,287.65
  4. Step 4: Simplify right side
    2,294.94x = 7,148,105.57
  5. Step 5: Solve for x
    x = 7,148,105.57/2,294.94
  6. Step 6: Final answer
    x = 3,114.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.