Home / 11,256.18-16,883.10-3,358.78

Finding the Fourth Proportional to 11,256.18, 16,883.10 and 3,358.78

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Solution

The fourth proportional to 11,256.18, 16,883.10 and 3,358.78 is: 5,037.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.18 : 16,883.10 = 3,358.78 : x
  2. Step 2: Convert to fraction form
    11,256.18/16,883.10 = 3,358.78/x
  3. Step 3: Cross multiply
    11,256.18x = 16,883.10 × 3,358.78
  4. Step 4: Simplify right side
    11,256.18x = 56,706,576.41
  5. Step 5: Solve for x
    x = 56,706,576.41/11,256.18
  6. Step 6: Final answer
    x = 5,037.82

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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.