Home / 3,426.36-4,726.04-2,169.02

Finding the Fourth Proportional to 3,426.36, 4,726.04 and 2,169.02

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Solution

The fourth proportional to 3,426.36, 4,726.04 and 2,169.02 is: 2,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.36 : 4,726.04 = 2,169.02 : x
  2. Step 2: Convert to fraction form
    3,426.36/4,726.04 = 2,169.02/x
  3. Step 3: Cross multiply
    3,426.36x = 4,726.04 × 2,169.02
  4. Step 4: Simplify right side
    3,426.36x = 10,250,840.81
  5. Step 5: Solve for x
    x = 10,250,840.81/3,426.36
  6. Step 6: Final answer
    x = 2,991.76

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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.