Home / 3,408.56-5,115.06-1,460.92

Finding the Fourth Proportional to 3,408.56, 5,115.06 and 1,460.92

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Solution

The fourth proportional to 3,408.56, 5,115.06 and 1,460.92 is: 2,192.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.56 : 5,115.06 = 1,460.92 : x
  2. Step 2: Convert to fraction form
    3,408.56/5,115.06 = 1,460.92/x
  3. Step 3: Cross multiply
    3,408.56x = 5,115.06 × 1,460.92
  4. Step 4: Simplify right side
    3,408.56x = 7,472,693.46
  5. Step 5: Solve for x
    x = 7,472,693.46/3,408.56
  6. Step 6: Final answer
    x = 2,192.33

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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.