Home / 8,974.08-12,384.18-4,996.10

Finding the Fourth Proportional to 8,974.08, 12,384.18 and 4,996.10

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Solution

The fourth proportional to 8,974.08, 12,384.18 and 4,996.10 is: 6,894.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.08 : 12,384.18 = 4,996.10 : x
  2. Step 2: Convert to fraction form
    8,974.08/12,384.18 = 4,996.10/x
  3. Step 3: Cross multiply
    8,974.08x = 12,384.18 × 4,996.10
  4. Step 4: Simplify right side
    8,974.08x = 61,872,601.70
  5. Step 5: Solve for x
    x = 61,872,601.70/8,974.08
  6. Step 6: Final answer
    x = 6,894.59

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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.