Home / 3,326.05-4,587.68-2,428.22

Finding the Fourth Proportional to 3,326.05, 4,587.68 and 2,428.22

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Solution

The fourth proportional to 3,326.05, 4,587.68 and 2,428.22 is: 3,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.05 : 4,587.68 = 2,428.22 : x
  2. Step 2: Convert to fraction form
    3,326.05/4,587.68 = 2,428.22/x
  3. Step 3: Cross multiply
    3,326.05x = 4,587.68 × 2,428.22
  4. Step 4: Simplify right side
    3,326.05x = 11,139,861.25
  5. Step 5: Solve for x
    x = 11,139,861.25/3,326.05
  6. Step 6: Final answer
    x = 3,349.28

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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.