Home / 2,274.19-3,411.18-630.70

Finding the Fourth Proportional to 2,274.19, 3,411.18 and 630.70

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Solution

The fourth proportional to 2,274.19, 3,411.18 and 630.70 is: 946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.19 : 3,411.18 = 630.70 : x
  2. Step 2: Convert to fraction form
    2,274.19/3,411.18 = 630.70/x
  3. Step 3: Cross multiply
    2,274.19x = 3,411.18 × 630.70
  4. Step 4: Simplify right side
    2,274.19x = 2,151,431.23
  5. Step 5: Solve for x
    x = 2,151,431.23/2,274.19
  6. Step 6: Final answer
    x = 946.02

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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.