Home / 2,574.14-3,861.17-626.34

Finding the Fourth Proportional to 2,574.14, 3,861.17 and 626.34

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Solution

The fourth proportional to 2,574.14, 3,861.17 and 626.34 is: 939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.14 : 3,861.17 = 626.34 : x
  2. Step 2: Convert to fraction form
    2,574.14/3,861.17 = 626.34/x
  3. Step 3: Cross multiply
    2,574.14x = 3,861.17 × 626.34
  4. Step 4: Simplify right side
    2,574.14x = 2,418,405.22
  5. Step 5: Solve for x
    x = 2,418,405.22/2,574.14
  6. Step 6: Final answer
    x = 939.50

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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.