Home / 11,228.73-15,494.58-6,512.50

Finding the Fourth Proportional to 11,228.73, 15,494.58 and 6,512.50

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Solution

The fourth proportional to 11,228.73, 15,494.58 and 6,512.50 is: 8,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.73 : 15,494.58 = 6,512.50 : x
  2. Step 2: Convert to fraction form
    11,228.73/15,494.58 = 6,512.50/x
  3. Step 3: Cross multiply
    11,228.73x = 15,494.58 × 6,512.50
  4. Step 4: Simplify right side
    11,228.73x = 100,908,452.25
  5. Step 5: Solve for x
    x = 100,908,452.25/11,228.73
  6. Step 6: Final answer
    x = 8,986.63

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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.