Home / 2,266.90-3,398.64-1,156.48

Finding the Fourth Proportional to 2,266.90, 3,398.64 and 1,156.48

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Solution

The fourth proportional to 2,266.90, 3,398.64 and 1,156.48 is: 1,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.90 : 3,398.64 = 1,156.48 : x
  2. Step 2: Convert to fraction form
    2,266.90/3,398.64 = 1,156.48/x
  3. Step 3: Cross multiply
    2,266.90x = 3,398.64 × 1,156.48
  4. Step 4: Simplify right side
    2,266.90x = 3,930,459.19
  5. Step 5: Solve for x
    x = 3,930,459.19/2,266.90
  6. Step 6: Final answer
    x = 1,733.85

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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.