Home / 2,408.16-3,325.68-2,074.71

Finding the Fourth Proportional to 2,408.16, 3,325.68 and 2,074.71

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Solution

The fourth proportional to 2,408.16, 3,325.68 and 2,074.71 is: 2,865.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.16 : 3,325.68 = 2,074.71 : x
  2. Step 2: Convert to fraction form
    2,408.16/3,325.68 = 2,074.71/x
  3. Step 3: Cross multiply
    2,408.16x = 3,325.68 × 2,074.71
  4. Step 4: Simplify right side
    2,408.16x = 6,899,821.55
  5. Step 5: Solve for x
    x = 6,899,821.55/2,408.16
  6. Step 6: Final answer
    x = 2,865.18

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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.