Home / 12,035.69-16,608.80-6,730.39

Finding the Fourth Proportional to 12,035.69, 16,608.80 and 6,730.39

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Solution

The fourth proportional to 12,035.69, 16,608.80 and 6,730.39 is: 9,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035.69 : 16,608.80 = 6,730.39 : x
  2. Step 2: Convert to fraction form
    12,035.69/16,608.80 = 6,730.39/x
  3. Step 3: Cross multiply
    12,035.69x = 16,608.80 × 6,730.39
  4. Step 4: Simplify right side
    12,035.69x = 111,783,701.16
  5. Step 5: Solve for x
    x = 111,783,701.16/12,035.69
  6. Step 6: Final answer
    x = 9,287.69

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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.