Home / 2,124.24-3,182.12-1,012

Finding the Fourth Proportional to 2,124.24, 3,182.12 and 1,012

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Solution

The fourth proportional to 2,124.24, 3,182.12 and 1,012 is: 1,515.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.24 : 3,182.12 = 1,012 : x
  2. Step 2: Convert to fraction form
    2,124.24/3,182.12 = 1,012/x
  3. Step 3: Cross multiply
    2,124.24x = 3,182.12 × 1,012
  4. Step 4: Simplify right side
    2,124.24x = 3,220,305.44
  5. Step 5: Solve for x
    x = 3,220,305.44/2,124.24
  6. Step 6: Final answer
    x = 1,515.98

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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.