Home / 5,521.72-7,627.62-4,401.19

Finding the Fourth Proportional to 5,521.72, 7,627.62 and 4,401.19

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Solution

The fourth proportional to 5,521.72, 7,627.62 and 4,401.19 is: 6,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.72 : 7,627.62 = 4,401.19 : x
  2. Step 2: Convert to fraction form
    5,521.72/7,627.62 = 4,401.19/x
  3. Step 3: Cross multiply
    5,521.72x = 7,627.62 × 4,401.19
  4. Step 4: Simplify right side
    5,521.72x = 33,570,563.24
  5. Step 5: Solve for x
    x = 33,570,563.24/5,521.72
  6. Step 6: Final answer
    x = 6,079.73

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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.