Home / 5,623.20-7,759.74-3,264.96

Finding the Fourth Proportional to 5,623.20, 7,759.74 and 3,264.96

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Solution

The fourth proportional to 5,623.20, 7,759.74 and 3,264.96 is: 4,505.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.20 : 7,759.74 = 3,264.96 : x
  2. Step 2: Convert to fraction form
    5,623.20/7,759.74 = 3,264.96/x
  3. Step 3: Cross multiply
    5,623.20x = 7,759.74 × 3,264.96
  4. Step 4: Simplify right side
    5,623.20x = 25,335,240.71
  5. Step 5: Solve for x
    x = 25,335,240.71/5,623.20
  6. Step 6: Final answer
    x = 4,505.48

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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.