Home / 10,117.09-13,956.38-6,758.83

Finding the Fourth Proportional to 10,117.09, 13,956.38 and 6,758.83

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Solution

The fourth proportional to 10,117.09, 13,956.38 and 6,758.83 is: 9,323.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.09 : 13,956.38 = 6,758.83 : x
  2. Step 2: Convert to fraction form
    10,117.09/13,956.38 = 6,758.83/x
  3. Step 3: Cross multiply
    10,117.09x = 13,956.38 × 6,758.83
  4. Step 4: Simplify right side
    10,117.09x = 94,328,799.84
  5. Step 5: Solve for x
    x = 94,328,799.84/10,117.09
  6. Step 6: Final answer
    x = 9,323.71

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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.