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Finding the Fourth Proportional to 2,388.24, 3,583.08 and 744.96

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Solution

The fourth proportional to 2,388.24, 3,583.08 and 744.96 is: 1,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.24 : 3,583.08 = 744.96 : x
  2. Step 2: Convert to fraction form
    2,388.24/3,583.08 = 744.96/x
  3. Step 3: Cross multiply
    2,388.24x = 3,583.08 × 744.96
  4. Step 4: Simplify right side
    2,388.24x = 2,669,251.28
  5. Step 5: Solve for x
    x = 2,669,251.28/2,388.24
  6. Step 6: Final answer
    x = 1,117.66

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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.