Home / 4,974.90-6,864.12-3,204.38

Finding the Fourth Proportional to 4,974.90, 6,864.12 and 3,204.38

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Solution

The fourth proportional to 4,974.90, 6,864.12 and 3,204.38 is: 4,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.90 : 6,864.12 = 3,204.38 : x
  2. Step 2: Convert to fraction form
    4,974.90/6,864.12 = 3,204.38/x
  3. Step 3: Cross multiply
    4,974.90x = 6,864.12 × 3,204.38
  4. Step 4: Simplify right side
    4,974.90x = 21,995,214.53
  5. Step 5: Solve for x
    x = 21,995,214.53/4,974.90
  6. Step 6: Final answer
    x = 4,421.24

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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.