Home / 3,408.13-4,705.41-2,570.37

Finding the Fourth Proportional to 3,408.13, 4,705.41 and 2,570.37

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Solution

The fourth proportional to 3,408.13, 4,705.41 and 2,570.37 is: 3,548.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.13 : 4,705.41 = 2,570.37 : x
  2. Step 2: Convert to fraction form
    3,408.13/4,705.41 = 2,570.37/x
  3. Step 3: Cross multiply
    3,408.13x = 4,705.41 × 2,570.37
  4. Step 4: Simplify right side
    3,408.13x = 12,094,644.70
  5. Step 5: Solve for x
    x = 12,094,644.70/3,408.13
  6. Step 6: Final answer
    x = 3,548.76

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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.