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Finding the Fourth Proportional to 9,323.19, 12,866.91 and 6,961.23

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Solution

The fourth proportional to 9,323.19, 12,866.91 and 6,961.23 is: 9,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.19 : 12,866.91 = 6,961.23 : x
  2. Step 2: Convert to fraction form
    9,323.19/12,866.91 = 6,961.23/x
  3. Step 3: Cross multiply
    9,323.19x = 12,866.91 × 6,961.23
  4. Step 4: Simplify right side
    9,323.19x = 89,569,519.90
  5. Step 5: Solve for x
    x = 89,569,519.90/9,323.19
  6. Step 6: Final answer
    x = 9,607.18

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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.