Home / 2,756.64-4,132.98-1,294.98

Finding the Fourth Proportional to 2,756.64, 4,132.98 and 1,294.98

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Solution

The fourth proportional to 2,756.64, 4,132.98 and 1,294.98 is: 1,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.64 : 4,132.98 = 1,294.98 : x
  2. Step 2: Convert to fraction form
    2,756.64/4,132.98 = 1,294.98/x
  3. Step 3: Cross multiply
    2,756.64x = 4,132.98 × 1,294.98
  4. Step 4: Simplify right side
    2,756.64x = 5,352,126.44
  5. Step 5: Solve for x
    x = 5,352,126.44/2,756.64
  6. Step 6: Final answer
    x = 1,941.54

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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.