Home / 5,350.10-7,383.08-2,992.25

Finding the Fourth Proportional to 5,350.10, 7,383.08 and 2,992.25

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Solution

The fourth proportional to 5,350.10, 7,383.08 and 2,992.25 is: 4,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.10 : 7,383.08 = 2,992.25 : x
  2. Step 2: Convert to fraction form
    5,350.10/7,383.08 = 2,992.25/x
  3. Step 3: Cross multiply
    5,350.10x = 7,383.08 × 2,992.25
  4. Step 4: Simplify right side
    5,350.10x = 22,092,047.07
  5. Step 5: Solve for x
    x = 22,092,047.07/5,350.10
  6. Step 6: Final answer
    x = 4,129.28

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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.