Home / 8,057.94-11,121.86-4,702.41

Finding the Fourth Proportional to 8,057.94, 11,121.86 and 4,702.41

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Solution

The fourth proportional to 8,057.94, 11,121.86 and 4,702.41 is: 6,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.94 : 11,121.86 = 4,702.41 : x
  2. Step 2: Convert to fraction form
    8,057.94/11,121.86 = 4,702.41/x
  3. Step 3: Cross multiply
    8,057.94x = 11,121.86 × 4,702.41
  4. Step 4: Simplify right side
    8,057.94x = 52,299,545.68
  5. Step 5: Solve for x
    x = 52,299,545.68/8,057.94
  6. Step 6: Final answer
    x = 6,490.44

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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.