Home / 1,244.02-1,862.61-1,012.36

Finding the Fourth Proportional to 1,244.02, 1,862.61 and 1,012.36

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Solution

The fourth proportional to 1,244.02, 1,862.61 and 1,012.36 is: 1,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.02 : 1,862.61 = 1,012.36 : x
  2. Step 2: Convert to fraction form
    1,244.02/1,862.61 = 1,012.36/x
  3. Step 3: Cross multiply
    1,244.02x = 1,862.61 × 1,012.36
  4. Step 4: Simplify right side
    1,244.02x = 1,885,631.86
  5. Step 5: Solve for x
    x = 1,885,631.86/1,244.02
  6. Step 6: Final answer
    x = 1,515.76

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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.