Home / 4,171.13-5,756.34-2,308.13

Finding the Fourth Proportional to 4,171.13, 5,756.34 and 2,308.13

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Solution

The fourth proportional to 4,171.13, 5,756.34 and 2,308.13 is: 3,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.13 : 5,756.34 = 2,308.13 : x
  2. Step 2: Convert to fraction form
    4,171.13/5,756.34 = 2,308.13/x
  3. Step 3: Cross multiply
    4,171.13x = 5,756.34 × 2,308.13
  4. Step 4: Simplify right side
    4,171.13x = 13,286,340.72
  5. Step 5: Solve for x
    x = 13,286,340.72/4,171.13
  6. Step 6: Final answer
    x = 3,185.31

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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.