Home / 5,702.07-8,553.93-2,778.39

Finding the Fourth Proportional to 5,702.07, 8,553.93 and 2,778.39

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Solution

The fourth proportional to 5,702.07, 8,553.93 and 2,778.39 is: 4,167.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.07 : 8,553.93 = 2,778.39 : x
  2. Step 2: Convert to fraction form
    5,702.07/8,553.93 = 2,778.39/x
  3. Step 3: Cross multiply
    5,702.07x = 8,553.93 × 2,778.39
  4. Step 4: Simplify right side
    5,702.07x = 23,766,153.57
  5. Step 5: Solve for x
    x = 23,766,153.57/5,702.07
  6. Step 6: Final answer
    x = 4,167.99

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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.