Home / 9,188.33-12,683.77-6,208.20

Finding the Fourth Proportional to 9,188.33, 12,683.77 and 6,208.20

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Solution

The fourth proportional to 9,188.33, 12,683.77 and 6,208.20 is: 8,569.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.33 : 12,683.77 = 6,208.20 : x
  2. Step 2: Convert to fraction form
    9,188.33/12,683.77 = 6,208.20/x
  3. Step 3: Cross multiply
    9,188.33x = 12,683.77 × 6,208.20
  4. Step 4: Simplify right side
    9,188.33x = 78,743,301.97
  5. Step 5: Solve for x
    x = 78,743,301.97/9,188.33
  6. Step 6: Final answer
    x = 8,569.93

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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.