Home / 5,264.78-7,262.25-3,168.50

Finding the Fourth Proportional to 5,264.78, 7,262.25 and 3,168.50

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Solution

The fourth proportional to 5,264.78, 7,262.25 and 3,168.50 is: 4,370.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.78 : 7,262.25 = 3,168.50 : x
  2. Step 2: Convert to fraction form
    5,264.78/7,262.25 = 3,168.50/x
  3. Step 3: Cross multiply
    5,264.78x = 7,262.25 × 3,168.50
  4. Step 4: Simplify right side
    5,264.78x = 23,010,439.13
  5. Step 5: Solve for x
    x = 23,010,439.13/5,264.78
  6. Step 6: Final answer
    x = 4,370.64

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1.5x scale

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.