Home / 11,038.44-15,233.61-6,789.75

Finding the Fourth Proportional to 11,038.44, 15,233.61 and 6,789.75

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Solution

The fourth proportional to 11,038.44, 15,233.61 and 6,789.75 is: 9,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.44 : 15,233.61 = 6,789.75 : x
  2. Step 2: Convert to fraction form
    11,038.44/15,233.61 = 6,789.75/x
  3. Step 3: Cross multiply
    11,038.44x = 15,233.61 × 6,789.75
  4. Step 4: Simplify right side
    11,038.44x = 103,432,403.50
  5. Step 5: Solve for x
    x = 103,432,403.50/11,038.44
  6. Step 6: Final answer
    x = 9,370.20

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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.