Home / 11,348.50-17,022.63-4,427.86

Finding the Fourth Proportional to 11,348.50, 17,022.63 and 4,427.86

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Solution

The fourth proportional to 11,348.50, 17,022.63 and 4,427.86 is: 6,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.50 : 17,022.63 = 4,427.86 : x
  2. Step 2: Convert to fraction form
    11,348.50/17,022.63 = 4,427.86/x
  3. Step 3: Cross multiply
    11,348.50x = 17,022.63 × 4,427.86
  4. Step 4: Simplify right side
    11,348.50x = 75,373,822.47
  5. Step 5: Solve for x
    x = 75,373,822.47/11,348.50
  6. Step 6: Final answer
    x = 6,641.74

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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.