Home / 3,426.29-4,726.91-2,099.51

Finding the Fourth Proportional to 3,426.29, 4,726.91 and 2,099.51

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Solution

The fourth proportional to 3,426.29, 4,726.91 and 2,099.51 is: 2,896.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.29 : 4,726.91 = 2,099.51 : x
  2. Step 2: Convert to fraction form
    3,426.29/4,726.91 = 2,099.51/x
  3. Step 3: Cross multiply
    3,426.29x = 4,726.91 × 2,099.51
  4. Step 4: Simplify right side
    3,426.29x = 9,924,160.68
  5. Step 5: Solve for x
    x = 9,924,160.68/3,426.29
  6. Step 6: Final answer
    x = 2,896.48

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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.