Home / 5,589.17-7,713.24-3,071.51

Finding the Fourth Proportional to 5,589.17, 7,713.24 and 3,071.51

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Solution

The fourth proportional to 5,589.17, 7,713.24 and 3,071.51 is: 4,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.17 : 7,713.24 = 3,071.51 : x
  2. Step 2: Convert to fraction form
    5,589.17/7,713.24 = 3,071.51/x
  3. Step 3: Cross multiply
    5,589.17x = 7,713.24 × 3,071.51
  4. Step 4: Simplify right side
    5,589.17x = 23,691,293.79
  5. Step 5: Solve for x
    x = 23,691,293.79/5,589.17
  6. Step 6: Final answer
    x = 4,238.79

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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.