Home / 7,353.26-10,140.58-5,672

Finding the Fourth Proportional to 7,353.26, 10,140.58 and 5,672

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Solution

The fourth proportional to 7,353.26, 10,140.58 and 5,672 is: 7,822.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.26 : 10,140.58 = 5,672 : x
  2. Step 2: Convert to fraction form
    7,353.26/10,140.58 = 5,672/x
  3. Step 3: Cross multiply
    7,353.26x = 10,140.58 × 5,672
  4. Step 4: Simplify right side
    7,353.26x = 57,517,369.76
  5. Step 5: Solve for x
    x = 57,517,369.76/7,353.26
  6. Step 6: Final answer
    x = 7,822.02

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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.