Home / 3,176.62-4,384.94-2,001.11

Finding the Fourth Proportional to 3,176.62, 4,384.94 and 2,001.11

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Solution

The fourth proportional to 3,176.62, 4,384.94 and 2,001.11 is: 2,762.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.62 : 4,384.94 = 2,001.11 : x
  2. Step 2: Convert to fraction form
    3,176.62/4,384.94 = 2,001.11/x
  3. Step 3: Cross multiply
    3,176.62x = 4,384.94 × 2,001.11
  4. Step 4: Simplify right side
    3,176.62x = 8,774,715.35
  5. Step 5: Solve for x
    x = 8,774,715.35/3,176.62
  6. Step 6: Final answer
    x = 2,762.28

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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.