Home / 9,186.05-12,676.70-5,097.81

Finding the Fourth Proportional to 9,186.05, 12,676.70 and 5,097.81

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Solution

The fourth proportional to 9,186.05, 12,676.70 and 5,097.81 is: 7,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.05 : 12,676.70 = 5,097.81 : x
  2. Step 2: Convert to fraction form
    9,186.05/12,676.70 = 5,097.81/x
  3. Step 3: Cross multiply
    9,186.05x = 12,676.70 × 5,097.81
  4. Step 4: Simplify right side
    9,186.05x = 64,623,426.97
  5. Step 5: Solve for x
    x = 64,623,426.97/9,186.05
  6. Step 6: Final answer
    x = 7,034.95

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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.