Home / 9,975.92-14,961.96-3,401.20

Finding the Fourth Proportional to 9,975.92, 14,961.96 and 3,401.20

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Solution

The fourth proportional to 9,975.92, 14,961.96 and 3,401.20 is: 5,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.92 : 14,961.96 = 3,401.20 : x
  2. Step 2: Convert to fraction form
    9,975.92/14,961.96 = 3,401.20/x
  3. Step 3: Cross multiply
    9,975.92x = 14,961.96 × 3,401.20
  4. Step 4: Simplify right side
    9,975.92x = 50,888,618.35
  5. Step 5: Solve for x
    x = 50,888,618.35/9,975.92
  6. Step 6: Final answer
    x = 5,101.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.