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Finding the Fourth Proportional to 9,757.27, 13,464.93 and 5,280.93

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Solution

The fourth proportional to 9,757.27, 13,464.93 and 5,280.93 is: 7,287.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,757.27 : 13,464.93 = 5,280.93 : x
  2. Step 2: Convert to fraction form
    9,757.27/13,464.93 = 5,280.93/x
  3. Step 3: Cross multiply
    9,757.27x = 13,464.93 × 5,280.93
  4. Step 4: Simplify right side
    9,757.27x = 71,107,352.78
  5. Step 5: Solve for x
    x = 71,107,352.78/9,757.27
  6. Step 6: Final answer
    x = 7,287.63

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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.