Home / 3,253-4,487.91-2,134.56

Finding the Fourth Proportional to 3,253, 4,487.91 and 2,134.56

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Solution

The fourth proportional to 3,253, 4,487.91 and 2,134.56 is: 2,944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253 : 4,487.91 = 2,134.56 : x
  2. Step 2: Convert to fraction form
    3,253/4,487.91 = 2,134.56/x
  3. Step 3: Cross multiply
    3,253x = 4,487.91 × 2,134.56
  4. Step 4: Simplify right side
    3,253x = 9,579,713.17
  5. Step 5: Solve for x
    x = 9,579,713.17/3,253
  6. Step 6: Final answer
    x = 2,944.89

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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.