Home / 7,316.83-10,097.20-3,959.65

Finding the Fourth Proportional to 7,316.83, 10,097.20 and 3,959.65

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Solution

The fourth proportional to 7,316.83, 10,097.20 and 3,959.65 is: 5,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.83 : 10,097.20 = 3,959.65 : x
  2. Step 2: Convert to fraction form
    7,316.83/10,097.20 = 3,959.65/x
  3. Step 3: Cross multiply
    7,316.83x = 10,097.20 × 3,959.65
  4. Step 4: Simplify right side
    7,316.83x = 39,981,358.18
  5. Step 5: Solve for x
    x = 39,981,358.18/7,316.83
  6. Step 6: Final answer
    x = 5,464.30

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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.