Home / 7,316.28-10,097.19-4,172.94

Finding the Fourth Proportional to 7,316.28, 10,097.19 and 4,172.94

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Solution

The fourth proportional to 7,316.28, 10,097.19 and 4,172.94 is: 5,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.28 : 10,097.19 = 4,172.94 : x
  2. Step 2: Convert to fraction form
    7,316.28/10,097.19 = 4,172.94/x
  3. Step 3: Cross multiply
    7,316.28x = 10,097.19 × 4,172.94
  4. Step 4: Simplify right side
    7,316.28x = 42,134,968.04
  5. Step 5: Solve for x
    x = 42,134,968.04/7,316.28
  6. Step 6: Final answer
    x = 5,759.07

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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.