Home / 12,304.14-16,979.76-6,715.14

Finding the Fourth Proportional to 12,304.14, 16,979.76 and 6,715.14

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Solution

The fourth proportional to 12,304.14, 16,979.76 and 6,715.14 is: 9,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.14 : 16,979.76 = 6,715.14 : x
  2. Step 2: Convert to fraction form
    12,304.14/16,979.76 = 6,715.14/x
  3. Step 3: Cross multiply
    12,304.14x = 16,979.76 × 6,715.14
  4. Step 4: Simplify right side
    12,304.14x = 114,021,465.57
  5. Step 5: Solve for x
    x = 114,021,465.57/12,304.14
  6. Step 6: Final answer
    x = 9,266.92

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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.