Home / 3,428.51-4,733.66-2,251.58

Finding the Fourth Proportional to 3,428.51, 4,733.66 and 2,251.58

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Solution

The fourth proportional to 3,428.51, 4,733.66 and 2,251.58 is: 3,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.51 : 4,733.66 = 2,251.58 : x
  2. Step 2: Convert to fraction form
    3,428.51/4,733.66 = 2,251.58/x
  3. Step 3: Cross multiply
    3,428.51x = 4,733.66 × 2,251.58
  4. Step 4: Simplify right side
    3,428.51x = 10,658,214.18
  5. Step 5: Solve for x
    x = 10,658,214.18/3,428.51
  6. Step 6: Final answer
    x = 3,108.70

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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.