Home / 7,316.96-10,097.36-3,959.75

Finding the Fourth Proportional to 7,316.96, 10,097.36 and 3,959.75

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Solution

The fourth proportional to 7,316.96, 10,097.36 and 3,959.75 is: 5,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.96 : 10,097.36 = 3,959.75 : x
  2. Step 2: Convert to fraction form
    7,316.96/10,097.36 = 3,959.75/x
  3. Step 3: Cross multiply
    7,316.96x = 10,097.36 × 3,959.75
  4. Step 4: Simplify right side
    7,316.96x = 39,982,950.97
  5. Step 5: Solve for x
    x = 39,982,950.97/7,316.96
  6. Step 6: Final answer
    x = 5,464.42

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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.