Home / 1,494.36-2,243.57-1,031.00

Finding the Fourth Proportional to 1,494.36, 2,243.57 and 1,031.00

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Solution

The fourth proportional to 1,494.36, 2,243.57 and 1,031.00 is: 1,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.36 : 2,243.57 = 1,031.00 : x
  2. Step 2: Convert to fraction form
    1,494.36/2,243.57 = 1,031.00/x
  3. Step 3: Cross multiply
    1,494.36x = 2,243.57 × 1,031.00
  4. Step 4: Simplify right side
    1,494.36x = 2,313,104.30
  5. Step 5: Solve for x
    x = 2,313,104.30/1,494.36
  6. Step 6: Final answer
    x = 1,547.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.