Home / 5,717.13-8,574.12-2,757.51

Finding the Fourth Proportional to 5,717.13, 8,574.12 and 2,757.51

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Solution

The fourth proportional to 5,717.13, 8,574.12 and 2,757.51 is: 4,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.13 : 8,574.12 = 2,757.51 : x
  2. Step 2: Convert to fraction form
    5,717.13/8,574.12 = 2,757.51/x
  3. Step 3: Cross multiply
    5,717.13x = 8,574.12 × 2,757.51
  4. Step 4: Simplify right side
    5,717.13x = 23,643,221.64
  5. Step 5: Solve for x
    x = 23,643,221.64/5,717.13
  6. Step 6: Final answer
    x = 4,135.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.