Home / 3,133.47-4,324.13-1,717.19

Finding the Fourth Proportional to 3,133.47, 4,324.13 and 1,717.19

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Solution

The fourth proportional to 3,133.47, 4,324.13 and 1,717.19 is: 2,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.47 : 4,324.13 = 1,717.19 : x
  2. Step 2: Convert to fraction form
    3,133.47/4,324.13 = 1,717.19/x
  3. Step 3: Cross multiply
    3,133.47x = 4,324.13 × 1,717.19
  4. Step 4: Simplify right side
    3,133.47x = 7,425,322.59
  5. Step 5: Solve for x
    x = 7,425,322.59/3,133.47
  6. Step 6: Final answer
    x = 2,369.68

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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.