Home / 4,772.37-7,160.68-1,850.90

Finding the Fourth Proportional to 4,772.37, 7,160.68 and 1,850.90

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Solution

The fourth proportional to 4,772.37, 7,160.68 and 1,850.90 is: 2,777.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.37 : 7,160.68 = 1,850.90 : x
  2. Step 2: Convert to fraction form
    4,772.37/7,160.68 = 1,850.90/x
  3. Step 3: Cross multiply
    4,772.37x = 7,160.68 × 1,850.90
  4. Step 4: Simplify right side
    4,772.37x = 13,253,702.61
  5. Step 5: Solve for x
    x = 13,253,702.61/4,772.37
  6. Step 6: Final answer
    x = 2,777.17

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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.