Home / 5,316.56-7,969.90-2,353.42

Finding the Fourth Proportional to 5,316.56, 7,969.90 and 2,353.42

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Solution

The fourth proportional to 5,316.56, 7,969.90 and 2,353.42 is: 3,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.56 : 7,969.90 = 2,353.42 : x
  2. Step 2: Convert to fraction form
    5,316.56/7,969.90 = 2,353.42/x
  3. Step 3: Cross multiply
    5,316.56x = 7,969.90 × 2,353.42
  4. Step 4: Simplify right side
    5,316.56x = 18,756,496.25
  5. Step 5: Solve for x
    x = 18,756,496.25/5,316.56
  6. Step 6: Final answer
    x = 3,527.94

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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.