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Finding the Fourth Proportional to 11,874, 16,384.70 and 6,568.10

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Solution

The fourth proportional to 11,874, 16,384.70 and 6,568.10 is: 9,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874 : 16,384.70 = 6,568.10 : x
  2. Step 2: Convert to fraction form
    11,874/16,384.70 = 6,568.10/x
  3. Step 3: Cross multiply
    11,874x = 16,384.70 × 6,568.10
  4. Step 4: Simplify right side
    11,874x = 107,616,282.57
  5. Step 5: Solve for x
    x = 107,616,282.57/11,874
  6. Step 6: Final answer
    x = 9,063.19

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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.