Home / 5,623.43-7,757.76-3,264.20

Finding the Fourth Proportional to 5,623.43, 7,757.76 and 3,264.20

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Solution

The fourth proportional to 5,623.43, 7,757.76 and 3,264.20 is: 4,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.43 : 7,757.76 = 3,264.20 : x
  2. Step 2: Convert to fraction form
    5,623.43/7,757.76 = 3,264.20/x
  3. Step 3: Cross multiply
    5,623.43x = 7,757.76 × 3,264.20
  4. Step 4: Simplify right side
    5,623.43x = 25,322,880.19
  5. Step 5: Solve for x
    x = 25,322,880.19/5,623.43
  6. Step 6: Final answer
    x = 4,503.10

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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.