Home / 4,212.53-5,812.95-2,419.44

Finding the Fourth Proportional to 4,212.53, 5,812.95 and 2,419.44

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Solution

The fourth proportional to 4,212.53, 5,812.95 and 2,419.44 is: 3,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.53 : 5,812.95 = 2,419.44 : x
  2. Step 2: Convert to fraction form
    4,212.53/5,812.95 = 2,419.44/x
  3. Step 3: Cross multiply
    4,212.53x = 5,812.95 × 2,419.44
  4. Step 4: Simplify right side
    4,212.53x = 14,064,083.75
  5. Step 5: Solve for x
    x = 14,064,083.75/4,212.53
  6. Step 6: Final answer
    x = 3,338.63

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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.