Home / 4,774.29-7,149.11-3,298.07

Finding the Fourth Proportional to 4,774.29, 7,149.11 and 3,298.07

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Solution

The fourth proportional to 4,774.29, 7,149.11 and 3,298.07 is: 4,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.29 : 7,149.11 = 3,298.07 : x
  2. Step 2: Convert to fraction form
    4,774.29/7,149.11 = 3,298.07/x
  3. Step 3: Cross multiply
    4,774.29x = 7,149.11 × 3,298.07
  4. Step 4: Simplify right side
    4,774.29x = 23,578,212.98
  5. Step 5: Solve for x
    x = 23,578,212.98/4,774.29
  6. Step 6: Final answer
    x = 4,938.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.