Home / 1,883.64-2,822.60-1,152.20

Finding the Fourth Proportional to 1,883.64, 2,822.60 and 1,152.20

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Solution

The fourth proportional to 1,883.64, 2,822.60 and 1,152.20 is: 1,726.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.64 : 2,822.60 = 1,152.20 : x
  2. Step 2: Convert to fraction form
    1,883.64/2,822.60 = 1,152.20/x
  3. Step 3: Cross multiply
    1,883.64x = 2,822.60 × 1,152.20
  4. Step 4: Simplify right side
    1,883.64x = 3,252,199.72
  5. Step 5: Solve for x
    x = 3,252,199.72/1,883.64
  6. Step 6: Final answer
    x = 1,726.55

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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.