Home / 3,756.90-5,181.33-2,264.50

Finding the Fourth Proportional to 3,756.90, 5,181.33 and 2,264.50

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Solution

The fourth proportional to 3,756.90, 5,181.33 and 2,264.50 is: 3,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.90 : 5,181.33 = 2,264.50 : x
  2. Step 2: Convert to fraction form
    3,756.90/5,181.33 = 2,264.50/x
  3. Step 3: Cross multiply
    3,756.90x = 5,181.33 × 2,264.50
  4. Step 4: Simplify right side
    3,756.90x = 11,733,110.46
  5. Step 5: Solve for x
    x = 11,733,110.46/3,756.90
  6. Step 6: Final answer
    x = 3,123.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.