Home / 5,092.23-7,640.28-2,625.47

Finding the Fourth Proportional to 5,092.23, 7,640.28 and 2,625.47

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Solution

The fourth proportional to 5,092.23, 7,640.28 and 2,625.47 is: 3,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.23 : 7,640.28 = 2,625.47 : x
  2. Step 2: Convert to fraction form
    5,092.23/7,640.28 = 2,625.47/x
  3. Step 3: Cross multiply
    5,092.23x = 7,640.28 × 2,625.47
  4. Step 4: Simplify right side
    5,092.23x = 20,059,345.03
  5. Step 5: Solve for x
    x = 20,059,345.03/5,092.23
  6. Step 6: Final answer
    x = 3,939.21

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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.