Home / 2,756.28-4,130.73-2,296.98

Finding the Fourth Proportional to 2,756.28, 4,130.73 and 2,296.98

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Solution

The fourth proportional to 2,756.28, 4,130.73 and 2,296.98 is: 3,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.28 : 4,130.73 = 2,296.98 : x
  2. Step 2: Convert to fraction form
    2,756.28/4,130.73 = 2,296.98/x
  3. Step 3: Cross multiply
    2,756.28x = 4,130.73 × 2,296.98
  4. Step 4: Simplify right side
    2,756.28x = 9,488,204.20
  5. Step 5: Solve for x
    x = 9,488,204.20/2,756.28
  6. Step 6: Final answer
    x = 3,442.39

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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.