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Finding the Fourth Proportional to 9,376.56, 12,940.56 and 6,233.76

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Solution

The fourth proportional to 9,376.56, 12,940.56 and 6,233.76 is: 8,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376.56 : 12,940.56 = 6,233.76 : x
  2. Step 2: Convert to fraction form
    9,376.56/12,940.56 = 6,233.76/x
  3. Step 3: Cross multiply
    9,376.56x = 12,940.56 × 6,233.76
  4. Step 4: Simplify right side
    9,376.56x = 80,668,345.31
  5. Step 5: Solve for x
    x = 80,668,345.31/9,376.56
  6. Step 6: Final answer
    x = 8,603.19

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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.