Home / 1,116.28-1,546.87-1,102.24

Finding the Fourth Proportional to 1,116.28, 1,546.87 and 1,102.24

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Solution

The fourth proportional to 1,116.28, 1,546.87 and 1,102.24 is: 1,527.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116.28 : 1,546.87 = 1,102.24 : x
  2. Step 2: Convert to fraction form
    1,116.28/1,546.87 = 1,102.24/x
  3. Step 3: Cross multiply
    1,116.28x = 1,546.87 × 1,102.24
  4. Step 4: Simplify right side
    1,116.28x = 1,705,021.99
  5. Step 5: Solve for x
    x = 1,705,021.99/1,116.28
  6. Step 6: Final answer
    x = 1,527.41

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1.5x scale

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.