Home / 3,429.15-5,136.66-2,552.55

Finding the Fourth Proportional to 3,429.15, 5,136.66 and 2,552.55

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Solution

The fourth proportional to 3,429.15, 5,136.66 and 2,552.55 is: 3,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.15 : 5,136.66 = 2,552.55 : x
  2. Step 2: Convert to fraction form
    3,429.15/5,136.66 = 2,552.55/x
  3. Step 3: Cross multiply
    3,429.15x = 5,136.66 × 2,552.55
  4. Step 4: Simplify right side
    3,429.15x = 13,111,581.48
  5. Step 5: Solve for x
    x = 13,111,581.48/3,429.15
  6. Step 6: Final answer
    x = 3,823.57

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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.