Home / 1,252.16-1,729.33-1,114.73

Finding the Fourth Proportional to 1,252.16, 1,729.33 and 1,114.73

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Solution

The fourth proportional to 1,252.16, 1,729.33 and 1,114.73 is: 1,539.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252.16 : 1,729.33 = 1,114.73 : x
  2. Step 2: Convert to fraction form
    1,252.16/1,729.33 = 1,114.73/x
  3. Step 3: Cross multiply
    1,252.16x = 1,729.33 × 1,114.73
  4. Step 4: Simplify right side
    1,252.16x = 1,927,736.03
  5. Step 5: Solve for x
    x = 1,927,736.03/1,252.16
  6. Step 6: Final answer
    x = 1,539.53

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1.5x scale

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.