Home / 3,147.41-4,343.64-2,083.34

Finding the Fourth Proportional to 3,147.41, 4,343.64 and 2,083.34

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Solution

The fourth proportional to 3,147.41, 4,343.64 and 2,083.34 is: 2,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.41 : 4,343.64 = 2,083.34 : x
  2. Step 2: Convert to fraction form
    3,147.41/4,343.64 = 2,083.34/x
  3. Step 3: Cross multiply
    3,147.41x = 4,343.64 × 2,083.34
  4. Step 4: Simplify right side
    3,147.41x = 9,049,278.96
  5. Step 5: Solve for x
    x = 9,049,278.96/3,147.41
  6. Step 6: Final answer
    x = 2,875.15

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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.