Home / 11,264.28-16,896.42-8,795.40

Finding the Fourth Proportional to 11,264.28, 16,896.42 and 8,795.40

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Solution

The fourth proportional to 11,264.28, 16,896.42 and 8,795.40 is: 13,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,264.28 : 16,896.42 = 8,795.40 : x
  2. Step 2: Convert to fraction form
    11,264.28/16,896.42 = 8,795.40/x
  3. Step 3: Cross multiply
    11,264.28x = 16,896.42 × 8,795.40
  4. Step 4: Simplify right side
    11,264.28x = 148,610,772.47
  5. Step 5: Solve for x
    x = 148,610,772.47/11,264.28
  6. Step 6: Final answer
    x = 13,193.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.