Home / 3,134.81-4,324.50-2,637.26

Finding the Fourth Proportional to 3,134.81, 4,324.50 and 2,637.26

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Solution

The fourth proportional to 3,134.81, 4,324.50 and 2,637.26 is: 3,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.81 : 4,324.50 = 2,637.26 : x
  2. Step 2: Convert to fraction form
    3,134.81/4,324.50 = 2,637.26/x
  3. Step 3: Cross multiply
    3,134.81x = 4,324.50 × 2,637.26
  4. Step 4: Simplify right side
    3,134.81x = 11,404,841.68
  5. Step 5: Solve for x
    x = 11,404,841.68/3,134.81
  6. Step 6: Final answer
    x = 3,638.13

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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.