Home / 11,017.66-15,205.13-6,237.61

Finding the Fourth Proportional to 11,017.66, 15,205.13 and 6,237.61

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Solution

The fourth proportional to 11,017.66, 15,205.13 and 6,237.61 is: 8,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.66 : 15,205.13 = 6,237.61 : x
  2. Step 2: Convert to fraction form
    11,017.66/15,205.13 = 6,237.61/x
  3. Step 3: Cross multiply
    11,017.66x = 15,205.13 × 6,237.61
  4. Step 4: Simplify right side
    11,017.66x = 94,843,670.94
  5. Step 5: Solve for x
    x = 94,843,670.94/11,017.66
  6. Step 6: Final answer
    x = 8,608.33

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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.