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Finding the Fourth Proportional to 9,362.58, 12,918.45 and 5,960.95

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Solution

The fourth proportional to 9,362.58, 12,918.45 and 5,960.95 is: 8,224.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.58 : 12,918.45 = 5,960.95 : x
  2. Step 2: Convert to fraction form
    9,362.58/12,918.45 = 5,960.95/x
  3. Step 3: Cross multiply
    9,362.58x = 12,918.45 × 5,960.95
  4. Step 4: Simplify right side
    9,362.58x = 77,006,234.53
  5. Step 5: Solve for x
    x = 77,006,234.53/9,362.58
  6. Step 6: Final answer
    x = 8,224.89

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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.