Home / 2,371.57-3,557.76-1,055.80

Finding the Fourth Proportional to 2,371.57, 3,557.76 and 1,055.80

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Solution

The fourth proportional to 2,371.57, 3,557.76 and 1,055.80 is: 1,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.57 : 3,557.76 = 1,055.80 : x
  2. Step 2: Convert to fraction form
    2,371.57/3,557.76 = 1,055.80/x
  3. Step 3: Cross multiply
    2,371.57x = 3,557.76 × 1,055.80
  4. Step 4: Simplify right side
    2,371.57x = 3,756,283.01
  5. Step 5: Solve for x
    x = 3,756,283.01/2,371.57
  6. Step 6: Final answer
    x = 1,583.88

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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.