Home / 1,036.19-1,436.10-1,016.75

Finding the Fourth Proportional to 1,036.19, 1,436.10 and 1,016.75

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Solution

The fourth proportional to 1,036.19, 1,436.10 and 1,016.75 is: 1,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.19 : 1,436.10 = 1,016.75 : x
  2. Step 2: Convert to fraction form
    1,036.19/1,436.10 = 1,016.75/x
  3. Step 3: Cross multiply
    1,036.19x = 1,436.10 × 1,016.75
  4. Step 4: Simplify right side
    1,036.19x = 1,460,154.68
  5. Step 5: Solve for x
    x = 1,460,154.68/1,036.19
  6. Step 6: Final answer
    x = 1,409.16

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.