Home / 5,104.29-7,041.25-3,212.30

Finding the Fourth Proportional to 5,104.29, 7,041.25 and 3,212.30

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Solution

The fourth proportional to 5,104.29, 7,041.25 and 3,212.30 is: 4,431.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.29 : 7,041.25 = 3,212.30 : x
  2. Step 2: Convert to fraction form
    5,104.29/7,041.25 = 3,212.30/x
  3. Step 3: Cross multiply
    5,104.29x = 7,041.25 × 3,212.30
  4. Step 4: Simplify right side
    5,104.29x = 22,618,607.38
  5. Step 5: Solve for x
    x = 22,618,607.38/5,104.29
  6. Step 6: Final answer
    x = 4,431.29

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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.