Home / 3,922.23-5,408.60-2,925.93

Finding the Fourth Proportional to 3,922.23, 5,408.60 and 2,925.93

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Solution

The fourth proportional to 3,922.23, 5,408.60 and 2,925.93 is: 4,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.23 : 5,408.60 = 2,925.93 : x
  2. Step 2: Convert to fraction form
    3,922.23/5,408.60 = 2,925.93/x
  3. Step 3: Cross multiply
    3,922.23x = 5,408.60 × 2,925.93
  4. Step 4: Simplify right side
    3,922.23x = 15,825,170.37
  5. Step 5: Solve for x
    x = 15,825,170.37/3,922.23
  6. Step 6: Final answer
    x = 4,034.74

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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.