Home / 1,244.00-1,866.24-1,012.31

Finding the Fourth Proportional to 1,244.00, 1,866.24 and 1,012.31

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Solution

The fourth proportional to 1,244.00, 1,866.24 and 1,012.31 is: 1,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.00 : 1,866.24 = 1,012.31 : x
  2. Step 2: Convert to fraction form
    1,244.00/1,866.24 = 1,012.31/x
  3. Step 3: Cross multiply
    1,244.00x = 1,866.24 × 1,012.31
  4. Step 4: Simplify right side
    1,244.00x = 1,889,204.08
  5. Step 5: Solve for x
    x = 1,889,204.08/1,244.00
  6. Step 6: Final answer
    x = 1,518.66

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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.