Home / 3,447.16-4,758.45-3,396.53

Finding the Fourth Proportional to 3,447.16, 4,758.45 and 3,396.53

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Solution

The fourth proportional to 3,447.16, 4,758.45 and 3,396.53 is: 4,688.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.16 : 4,758.45 = 3,396.53 : x
  2. Step 2: Convert to fraction form
    3,447.16/4,758.45 = 3,396.53/x
  3. Step 3: Cross multiply
    3,447.16x = 4,758.45 × 3,396.53
  4. Step 4: Simplify right side
    3,447.16x = 16,162,217.34
  5. Step 5: Solve for x
    x = 16,162,217.34/3,447.16
  6. Step 6: Final answer
    x = 4,688.56

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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.