Home / 11,114.67-15,338.27-6,078.92

Finding the Fourth Proportional to 11,114.67, 15,338.27 and 6,078.92

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Solution

The fourth proportional to 11,114.67, 15,338.27 and 6,078.92 is: 8,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.67 : 15,338.27 = 6,078.92 : x
  2. Step 2: Convert to fraction form
    11,114.67/15,338.27 = 6,078.92/x
  3. Step 3: Cross multiply
    11,114.67x = 15,338.27 × 6,078.92
  4. Step 4: Simplify right side
    11,114.67x = 93,240,116.27
  5. Step 5: Solve for x
    x = 93,240,116.27/11,114.67
  6. Step 6: Final answer
    x = 8,388.92

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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.