Home / 2,833.49-3,910.14-1,574.51

Finding the Fourth Proportional to 2,833.49, 3,910.14 and 1,574.51

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Solution

The fourth proportional to 2,833.49, 3,910.14 and 1,574.51 is: 2,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.49 : 3,910.14 = 1,574.51 : x
  2. Step 2: Convert to fraction form
    2,833.49/3,910.14 = 1,574.51/x
  3. Step 3: Cross multiply
    2,833.49x = 3,910.14 × 1,574.51
  4. Step 4: Simplify right side
    2,833.49x = 6,156,534.98
  5. Step 5: Solve for x
    x = 6,156,534.98/2,833.49
  6. Step 6: Final answer
    x = 2,172.77

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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.