Home / 3,469.81-4,785.43-2,210.92

Finding the Fourth Proportional to 3,469.81, 4,785.43 and 2,210.92

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Solution

The fourth proportional to 3,469.81, 4,785.43 and 2,210.92 is: 3,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.81 : 4,785.43 = 2,210.92 : x
  2. Step 2: Convert to fraction form
    3,469.81/4,785.43 = 2,210.92/x
  3. Step 3: Cross multiply
    3,469.81x = 4,785.43 × 2,210.92
  4. Step 4: Simplify right side
    3,469.81x = 10,580,203.01
  5. Step 5: Solve for x
    x = 10,580,203.01/3,469.81
  6. Step 6: Final answer
    x = 3,049.21

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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.