Home / 1,569.14-2,166.27-1,072.52

Finding the Fourth Proportional to 1,569.14, 2,166.27 and 1,072.52

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Solution

The fourth proportional to 1,569.14, 2,166.27 and 1,072.52 is: 1,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.14 : 2,166.27 = 1,072.52 : x
  2. Step 2: Convert to fraction form
    1,569.14/2,166.27 = 1,072.52/x
  3. Step 3: Cross multiply
    1,569.14x = 2,166.27 × 1,072.52
  4. Step 4: Simplify right side
    1,569.14x = 2,323,367.90
  5. Step 5: Solve for x
    x = 2,323,367.90/1,569.14
  6. Step 6: Final answer
    x = 1,480.66

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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.