Home / 10,812.64-14,921.04-6,096.72

Finding the Fourth Proportional to 10,812.64, 14,921.04 and 6,096.72

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Solution

The fourth proportional to 10,812.64, 14,921.04 and 6,096.72 is: 8,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.64 : 14,921.04 = 6,096.72 : x
  2. Step 2: Convert to fraction form
    10,812.64/14,921.04 = 6,096.72/x
  3. Step 3: Cross multiply
    10,812.64x = 14,921.04 × 6,096.72
  4. Step 4: Simplify right side
    10,812.64x = 90,969,402.99
  5. Step 5: Solve for x
    x = 90,969,402.99/10,812.64
  6. Step 6: Final answer
    x = 8,413.25

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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.