Home / 2,353.25-3,247.26-1,408.87

Finding the Fourth Proportional to 2,353.25, 3,247.26 and 1,408.87

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Solution

The fourth proportional to 2,353.25, 3,247.26 and 1,408.87 is: 1,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.25 : 3,247.26 = 1,408.87 : x
  2. Step 2: Convert to fraction form
    2,353.25/3,247.26 = 1,408.87/x
  3. Step 3: Cross multiply
    2,353.25x = 3,247.26 × 1,408.87
  4. Step 4: Simplify right side
    2,353.25x = 4,574,968.73
  5. Step 5: Solve for x
    x = 4,574,968.73/2,353.25
  6. Step 6: Final answer
    x = 1,944.10

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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.