Home / 2,825.95-4,236.82-1,180.16

Finding the Fourth Proportional to 2,825.95, 4,236.82 and 1,180.16

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Solution

The fourth proportional to 2,825.95, 4,236.82 and 1,180.16 is: 1,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.95 : 4,236.82 = 1,180.16 : x
  2. Step 2: Convert to fraction form
    2,825.95/4,236.82 = 1,180.16/x
  3. Step 3: Cross multiply
    2,825.95x = 4,236.82 × 1,180.16
  4. Step 4: Simplify right side
    2,825.95x = 5,000,125.49
  5. Step 5: Solve for x
    x = 5,000,125.49/2,825.95
  6. Step 6: Final answer
    x = 1,769.36

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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.