Home / 11,264.28-15,544.32-6,228.78

Finding the Fourth Proportional to 11,264.28, 15,544.32 and 6,228.78

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Solution

The fourth proportional to 11,264.28, 15,544.32 and 6,228.78 is: 8,595.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,264.28 : 15,544.32 = 6,228.78 : x
  2. Step 2: Convert to fraction form
    11,264.28/15,544.32 = 6,228.78/x
  3. Step 3: Cross multiply
    11,264.28x = 15,544.32 × 6,228.78
  4. Step 4: Simplify right side
    11,264.28x = 96,822,149.53
  5. Step 5: Solve for x
    x = 96,822,149.53/11,264.28
  6. Step 6: Final answer
    x = 8,595.50

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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.