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Finding the Fourth Proportional to 2,266.57, 3,399.86 and 623.29

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Solution

The fourth proportional to 2,266.57, 3,399.86 and 623.29 is: 934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.57 : 3,399.86 = 623.29 : x
  2. Step 2: Convert to fraction form
    2,266.57/3,399.86 = 623.29/x
  3. Step 3: Cross multiply
    2,266.57x = 3,399.86 × 623.29
  4. Step 4: Simplify right side
    2,266.57x = 2,119,095.62
  5. Step 5: Solve for x
    x = 2,119,095.62/2,266.57
  6. Step 6: Final answer
    x = 934.94

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1.5x scale

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.