Home / 7,246.78-10,869.26-2,316.94

Finding the Fourth Proportional to 7,246.78, 10,869.26 and 2,316.94

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Solution

The fourth proportional to 7,246.78, 10,869.26 and 2,316.94 is: 3,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.78 : 10,869.26 = 2,316.94 : x
  2. Step 2: Convert to fraction form
    7,246.78/10,869.26 = 2,316.94/x
  3. Step 3: Cross multiply
    7,246.78x = 10,869.26 × 2,316.94
  4. Step 4: Simplify right side
    7,246.78x = 25,183,423.26
  5. Step 5: Solve for x
    x = 25,183,423.26/7,246.78
  6. Step 6: Final answer
    x = 3,475.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.