Home / 9,974.17-14,929.66-5,578.30

Finding the Fourth Proportional to 9,974.17, 14,929.66 and 5,578.30

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Solution

The fourth proportional to 9,974.17, 14,929.66 and 5,578.30 is: 8,349.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.17 : 14,929.66 = 5,578.30 : x
  2. Step 2: Convert to fraction form
    9,974.17/14,929.66 = 5,578.30/x
  3. Step 3: Cross multiply
    9,974.17x = 14,929.66 × 5,578.30
  4. Step 4: Simplify right side
    9,974.17x = 83,282,122.38
  5. Step 5: Solve for x
    x = 83,282,122.38/9,974.17
  6. Step 6: Final answer
    x = 8,349.78

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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.