Home / 2,166.73-3,254.02-1,127.48

Finding the Fourth Proportional to 2,166.73, 3,254.02 and 1,127.48

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Solution

The fourth proportional to 2,166.73, 3,254.02 and 1,127.48 is: 1,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.73 : 3,254.02 = 1,127.48 : x
  2. Step 2: Convert to fraction form
    2,166.73/3,254.02 = 1,127.48/x
  3. Step 3: Cross multiply
    2,166.73x = 3,254.02 × 1,127.48
  4. Step 4: Simplify right side
    2,166.73x = 3,668,823.38
  5. Step 5: Solve for x
    x = 3,668,823.38/2,166.73
  6. Step 6: Final answer
    x = 1,693.26

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1.5x scale

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.