Home / 2,274.48-3,411.68-631.04

Finding the Fourth Proportional to 2,274.48, 3,411.68 and 631.04

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Solution

The fourth proportional to 2,274.48, 3,411.68 and 631.04 is: 946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.48 : 3,411.68 = 631.04 : x
  2. Step 2: Convert to fraction form
    2,274.48/3,411.68 = 631.04/x
  3. Step 3: Cross multiply
    2,274.48x = 3,411.68 × 631.04
  4. Step 4: Simplify right side
    2,274.48x = 2,152,886.33
  5. Step 5: Solve for x
    x = 2,152,886.33/2,274.48
  6. Step 6: Final answer
    x = 946.54

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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.