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Finding the Fourth Proportional to 7,850.03, 10,824.17 and 5,013.68

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Solution

The fourth proportional to 7,850.03, 10,824.17 and 5,013.68 is: 6,913.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.03 : 10,824.17 = 5,013.68 : x
  2. Step 2: Convert to fraction form
    7,850.03/10,824.17 = 5,013.68/x
  3. Step 3: Cross multiply
    7,850.03x = 10,824.17 × 5,013.68
  4. Step 4: Simplify right side
    7,850.03x = 54,268,845.46
  5. Step 5: Solve for x
    x = 54,268,845.46/7,850.03
  6. Step 6: Final answer
    x = 6,913.21

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1.5x scale

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.