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Finding the Fourth Proportional to 4,401.68, 6,563.73 and 4,362.20

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Solution

The fourth proportional to 4,401.68, 6,563.73 and 4,362.20 is: 6,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.68 : 6,563.73 = 4,362.20 : x
  2. Step 2: Convert to fraction form
    4,401.68/6,563.73 = 4,362.20/x
  3. Step 3: Cross multiply
    4,401.68x = 6,563.73 × 4,362.20
  4. Step 4: Simplify right side
    4,401.68x = 28,632,281.20
  5. Step 5: Solve for x
    x = 28,632,281.20/4,401.68
  6. Step 6: Final answer
    x = 6,504.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.