Home / 10,848.81-16,273.10-2,640.81

Finding the Fourth Proportional to 10,848.81, 16,273.10 and 2,640.81

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Solution

The fourth proportional to 10,848.81, 16,273.10 and 2,640.81 is: 3,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,848.81 : 16,273.10 = 2,640.81 : x
  2. Step 2: Convert to fraction form
    10,848.81/16,273.10 = 2,640.81/x
  3. Step 3: Cross multiply
    10,848.81x = 16,273.10 × 2,640.81
  4. Step 4: Simplify right side
    10,848.81x = 42,974,152.01
  5. Step 5: Solve for x
    x = 42,974,152.01/10,848.81
  6. Step 6: Final answer
    x = 3,961.19

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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.