Home / 10,362.21-15,541.13-3,342.87

Finding the Fourth Proportional to 10,362.21, 15,541.13 and 3,342.87

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Solution

The fourth proportional to 10,362.21, 15,541.13 and 3,342.87 is: 5,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.21 : 15,541.13 = 3,342.87 : x
  2. Step 2: Convert to fraction form
    10,362.21/15,541.13 = 3,342.87/x
  3. Step 3: Cross multiply
    10,362.21x = 15,541.13 × 3,342.87
  4. Step 4: Simplify right side
    10,362.21x = 51,951,960.53
  5. Step 5: Solve for x
    x = 51,951,960.53/10,362.21
  6. Step 6: Final answer
    x = 5,013.60

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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.