Home / 7,858.88-10,845.18-4,273.82

Finding the Fourth Proportional to 7,858.88, 10,845.18 and 4,273.82

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Solution

The fourth proportional to 7,858.88, 10,845.18 and 4,273.82 is: 5,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.88 : 10,845.18 = 4,273.82 : x
  2. Step 2: Convert to fraction form
    7,858.88/10,845.18 = 4,273.82/x
  3. Step 3: Cross multiply
    7,858.88x = 10,845.18 × 4,273.82
  4. Step 4: Simplify right side
    7,858.88x = 46,350,292.96
  5. Step 5: Solve for x
    x = 46,350,292.96/7,858.88
  6. Step 6: Final answer
    x = 5,897.83

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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.