Home / 3,076.61-4,613.29-1,343.21

Finding the Fourth Proportional to 3,076.61, 4,613.29 and 1,343.21

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Solution

The fourth proportional to 3,076.61, 4,613.29 and 1,343.21 is: 2,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.61 : 4,613.29 = 1,343.21 : x
  2. Step 2: Convert to fraction form
    3,076.61/4,613.29 = 1,343.21/x
  3. Step 3: Cross multiply
    3,076.61x = 4,613.29 × 1,343.21
  4. Step 4: Simplify right side
    3,076.61x = 6,196,590.84
  5. Step 5: Solve for x
    x = 6,196,590.84/3,076.61
  6. Step 6: Final answer
    x = 2,014.10

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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.