Home / 3,106.17-4,275.05-2,474.64

Finding the Fourth Proportional to 3,106.17, 4,275.05 and 2,474.64

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Solution

The fourth proportional to 3,106.17, 4,275.05 and 2,474.64 is: 3,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.17 : 4,275.05 = 2,474.64 : x
  2. Step 2: Convert to fraction form
    3,106.17/4,275.05 = 2,474.64/x
  3. Step 3: Cross multiply
    3,106.17x = 4,275.05 × 2,474.64
  4. Step 4: Simplify right side
    3,106.17x = 10,579,197.36
  5. Step 5: Solve for x
    x = 10,579,197.36/3,106.17
  6. Step 6: Final answer
    x = 3,405.87

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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.