Home / 4,480.92-6,722.19-2,289.06

Finding the Fourth Proportional to 4,480.92, 6,722.19 and 2,289.06

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Solution

The fourth proportional to 4,480.92, 6,722.19 and 2,289.06 is: 3,434.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.92 : 6,722.19 = 2,289.06 : x
  2. Step 2: Convert to fraction form
    4,480.92/6,722.19 = 2,289.06/x
  3. Step 3: Cross multiply
    4,480.92x = 6,722.19 × 2,289.06
  4. Step 4: Simplify right side
    4,480.92x = 15,387,496.24
  5. Step 5: Solve for x
    x = 15,387,496.24/4,480.92
  6. Step 6: Final answer
    x = 3,434.00

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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.