Home / 3,168.04-4,371.78-2,237.80

Finding the Fourth Proportional to 3,168.04, 4,371.78 and 2,237.80

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Solution

The fourth proportional to 3,168.04, 4,371.78 and 2,237.80 is: 3,088.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.04 : 4,371.78 = 2,237.80 : x
  2. Step 2: Convert to fraction form
    3,168.04/4,371.78 = 2,237.80/x
  3. Step 3: Cross multiply
    3,168.04x = 4,371.78 × 2,237.80
  4. Step 4: Simplify right side
    3,168.04x = 9,783,169.28
  5. Step 5: Solve for x
    x = 9,783,169.28/3,168.04
  6. Step 6: Final answer
    x = 3,088.08

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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.