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Finding the Fourth Proportional to 9,332.56, 12,896.04 and 6,969.52

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Solution

The fourth proportional to 9,332.56, 12,896.04 and 6,969.52 is: 9,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.56 : 12,896.04 = 6,969.52 : x
  2. Step 2: Convert to fraction form
    9,332.56/12,896.04 = 6,969.52/x
  3. Step 3: Cross multiply
    9,332.56x = 12,896.04 × 6,969.52
  4. Step 4: Simplify right side
    9,332.56x = 89,879,208.70
  5. Step 5: Solve for x
    x = 89,879,208.70/9,332.56
  6. Step 6: Final answer
    x = 9,630.71

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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.