Home / 2,251.02-3,376.56-790.22

Finding the Fourth Proportional to 2,251.02, 3,376.56 and 790.22

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Solution

The fourth proportional to 2,251.02, 3,376.56 and 790.22 is: 1,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.02 : 3,376.56 = 790.22 : x
  2. Step 2: Convert to fraction form
    2,251.02/3,376.56 = 790.22/x
  3. Step 3: Cross multiply
    2,251.02x = 3,376.56 × 790.22
  4. Step 4: Simplify right side
    2,251.02x = 2,668,208.36
  5. Step 5: Solve for x
    x = 2,668,208.36/2,251.02
  6. Step 6: Final answer
    x = 1,185.33

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1.5x scale

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.