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Finding the Fourth Proportional to 9,393.44, 12,957.08 and 6,040.62

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Solution

The fourth proportional to 9,393.44, 12,957.08 and 6,040.62 is: 8,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.44 : 12,957.08 = 6,040.62 : x
  2. Step 2: Convert to fraction form
    9,393.44/12,957.08 = 6,040.62/x
  3. Step 3: Cross multiply
    9,393.44x = 12,957.08 × 6,040.62
  4. Step 4: Simplify right side
    9,393.44x = 78,268,766.39
  5. Step 5: Solve for x
    x = 78,268,766.39/9,393.44
  6. Step 6: Final answer
    x = 8,332.28

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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.