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Finding the Fourth Proportional to 9,293.61, 13,920.98 and 6,793.14

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Solution

The fourth proportional to 9,293.61, 13,920.98 and 6,793.14 is: 10,175.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,293.61 : 13,920.98 = 6,793.14 : x
  2. Step 2: Convert to fraction form
    9,293.61/13,920.98 = 6,793.14/x
  3. Step 3: Cross multiply
    9,293.61x = 13,920.98 × 6,793.14
  4. Step 4: Simplify right side
    9,293.61x = 94,567,132.11
  5. Step 5: Solve for x
    x = 94,567,132.11/9,293.61
  6. Step 6: Final answer
    x = 10,175.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.