Home / 4,212.02-6,314.36-1,613.14

Finding the Fourth Proportional to 4,212.02, 6,314.36 and 1,613.14

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Solution

The fourth proportional to 4,212.02, 6,314.36 and 1,613.14 is: 2,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.02 : 6,314.36 = 1,613.14 : x
  2. Step 2: Convert to fraction form
    4,212.02/6,314.36 = 1,613.14/x
  3. Step 3: Cross multiply
    4,212.02x = 6,314.36 × 1,613.14
  4. Step 4: Simplify right side
    4,212.02x = 10,185,946.69
  5. Step 5: Solve for x
    x = 10,185,946.69/4,212.02
  6. Step 6: Final answer
    x = 2,418.30

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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.