Home / 12,035.39-16,608.88-6,730.20

Finding the Fourth Proportional to 12,035.39, 16,608.88 and 6,730.20

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Solution

The fourth proportional to 12,035.39, 16,608.88 and 6,730.20 is: 9,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035.39 : 16,608.88 = 6,730.20 : x
  2. Step 2: Convert to fraction form
    12,035.39/16,608.88 = 6,730.20/x
  3. Step 3: Cross multiply
    12,035.39x = 16,608.88 × 6,730.20
  4. Step 4: Simplify right side
    12,035.39x = 111,781,092.59
  5. Step 5: Solve for x
    x = 111,781,092.59/12,035.39
  6. Step 6: Final answer
    x = 9,287.70

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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.