Home / 1,504.17-2,243.24-1,286.18

Finding the Fourth Proportional to 1,504.17, 2,243.24 and 1,286.18

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Solution

The fourth proportional to 1,504.17, 2,243.24 and 1,286.18 is: 1,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.17 : 2,243.24 = 1,286.18 : x
  2. Step 2: Convert to fraction form
    1,504.17/2,243.24 = 1,286.18/x
  3. Step 3: Cross multiply
    1,504.17x = 2,243.24 × 1,286.18
  4. Step 4: Simplify right side
    1,504.17x = 2,885,213.25
  5. Step 5: Solve for x
    x = 2,885,213.25/1,504.17
  6. Step 6: Final answer
    x = 1,918.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.