Home / 7,316.46-10,096.68-3,959.28

Finding the Fourth Proportional to 7,316.46, 10,096.68 and 3,959.28

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Solution

The fourth proportional to 7,316.46, 10,096.68 and 3,959.28 is: 5,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.46 : 10,096.68 = 3,959.28 : x
  2. Step 2: Convert to fraction form
    7,316.46/10,096.68 = 3,959.28/x
  3. Step 3: Cross multiply
    7,316.46x = 10,096.68 × 3,959.28
  4. Step 4: Simplify right side
    7,316.46x = 39,975,583.19
  5. Step 5: Solve for x
    x = 39,975,583.19/7,316.46
  6. Step 6: Final answer
    x = 5,463.79

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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.