Home / 3,560.56-5,340.78-1,252

Finding the Fourth Proportional to 3,560.56, 5,340.78 and 1,252

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Solution

The fourth proportional to 3,560.56, 5,340.78 and 1,252 is: 1,877.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.56 : 5,340.78 = 1,252 : x
  2. Step 2: Convert to fraction form
    3,560.56/5,340.78 = 1,252/x
  3. Step 3: Cross multiply
    3,560.56x = 5,340.78 × 1,252
  4. Step 4: Simplify right side
    3,560.56x = 6,686,656.56
  5. Step 5: Solve for x
    x = 6,686,656.56/3,560.56
  6. Step 6: Final answer
    x = 1,877.98

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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.