Home / 1,552.13-2,328.80-822.18

Finding the Fourth Proportional to 1,552.13, 2,328.80 and 822.18

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Solution

The fourth proportional to 1,552.13, 2,328.80 and 822.18 is: 1,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.13 : 2,328.80 = 822.18 : x
  2. Step 2: Convert to fraction form
    1,552.13/2,328.80 = 822.18/x
  3. Step 3: Cross multiply
    1,552.13x = 2,328.80 × 822.18
  4. Step 4: Simplify right side
    1,552.13x = 1,914,692.78
  5. Step 5: Solve for x
    x = 1,914,692.78/1,552.13
  6. Step 6: Final answer
    x = 1,233.59

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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.