Home / 5,117.88-7,054.38-3,253.56

Finding the Fourth Proportional to 5,117.88, 7,054.38 and 3,253.56

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Solution

The fourth proportional to 5,117.88, 7,054.38 and 3,253.56 is: 4,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.88 : 7,054.38 = 3,253.56 : x
  2. Step 2: Convert to fraction form
    5,117.88/7,054.38 = 3,253.56/x
  3. Step 3: Cross multiply
    5,117.88x = 7,054.38 × 3,253.56
  4. Step 4: Simplify right side
    5,117.88x = 22,951,848.59
  5. Step 5: Solve for x
    x = 22,951,848.59/5,117.88
  6. Step 6: Final answer
    x = 4,484.64

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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.