Home / 7,284.78-10,928.15-2,353.23

Finding the Fourth Proportional to 7,284.78, 10,928.15 and 2,353.23

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Solution

The fourth proportional to 7,284.78, 10,928.15 and 2,353.23 is: 3,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.78 : 10,928.15 = 2,353.23 : x
  2. Step 2: Convert to fraction form
    7,284.78/10,928.15 = 2,353.23/x
  3. Step 3: Cross multiply
    7,284.78x = 10,928.15 × 2,353.23
  4. Step 4: Simplify right side
    7,284.78x = 25,716,450.42
  5. Step 5: Solve for x
    x = 25,716,450.42/7,284.78
  6. Step 6: Final answer
    x = 3,530.16

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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.