Home / 2,274.10-3,411.15-630.60

Finding the Fourth Proportional to 2,274.10, 3,411.15 and 630.60

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Solution

The fourth proportional to 2,274.10, 3,411.15 and 630.60 is: 945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.10 : 3,411.15 = 630.60 : x
  2. Step 2: Convert to fraction form
    2,274.10/3,411.15 = 630.60/x
  3. Step 3: Cross multiply
    2,274.10x = 3,411.15 × 630.60
  4. Step 4: Simplify right side
    2,274.10x = 2,151,071.19
  5. Step 5: Solve for x
    x = 2,151,071.19/2,274.10
  6. Step 6: Final answer
    x = 945.90

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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.