Home / 1,081.13-1,492.52-1,016.33

Finding the Fourth Proportional to 1,081.13, 1,492.52 and 1,016.33

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Solution

The fourth proportional to 1,081.13, 1,492.52 and 1,016.33 is: 1,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081.13 : 1,492.52 = 1,016.33 : x
  2. Step 2: Convert to fraction form
    1,081.13/1,492.52 = 1,016.33/x
  3. Step 3: Cross multiply
    1,081.13x = 1,492.52 × 1,016.33
  4. Step 4: Simplify right side
    1,081.13x = 1,516,880.31
  5. Step 5: Solve for x
    x = 1,516,880.31/1,081.13
  6. Step 6: Final answer
    x = 1,403.06

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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.