Home / 2,383.76-3,577.95-1,152.05

Finding the Fourth Proportional to 2,383.76, 3,577.95 and 1,152.05

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Solution

The fourth proportional to 2,383.76, 3,577.95 and 1,152.05 is: 1,729.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.76 : 3,577.95 = 1,152.05 : x
  2. Step 2: Convert to fraction form
    2,383.76/3,577.95 = 1,152.05/x
  3. Step 3: Cross multiply
    2,383.76x = 3,577.95 × 1,152.05
  4. Step 4: Simplify right side
    2,383.76x = 4,121,959.41
  5. Step 5: Solve for x
    x = 4,121,959.41/2,383.76
  6. Step 6: Final answer
    x = 1,729.19

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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.