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Finding the Fourth Proportional to 6,955.78, 10,433.73 and 2,338.78

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Solution

The fourth proportional to 6,955.78, 10,433.73 and 2,338.78 is: 3,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.78 : 10,433.73 = 2,338.78 : x
  2. Step 2: Convert to fraction form
    6,955.78/10,433.73 = 2,338.78/x
  3. Step 3: Cross multiply
    6,955.78x = 10,433.73 × 2,338.78
  4. Step 4: Simplify right side
    6,955.78x = 24,402,199.05
  5. Step 5: Solve for x
    x = 24,402,199.05/6,955.78
  6. Step 6: Final answer
    x = 3,508.19

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1.5x scale

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.