Home / 2,833.47-3,910.03-1,574.43

Finding the Fourth Proportional to 2,833.47, 3,910.03 and 1,574.43

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Solution

The fourth proportional to 2,833.47, 3,910.03 and 1,574.43 is: 2,172.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.47 : 3,910.03 = 1,574.43 : x
  2. Step 2: Convert to fraction form
    2,833.47/3,910.03 = 1,574.43/x
  3. Step 3: Cross multiply
    2,833.47x = 3,910.03 × 1,574.43
  4. Step 4: Simplify right side
    2,833.47x = 6,156,068.53
  5. Step 5: Solve for x
    x = 6,156,068.53/2,833.47
  6. Step 6: Final answer
    x = 2,172.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.