Home / 4,327.11-6,489.54-1,553.46

Finding the Fourth Proportional to 4,327.11, 6,489.54 and 1,553.46

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Solution

The fourth proportional to 4,327.11, 6,489.54 and 1,553.46 is: 2,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.11 : 6,489.54 = 1,553.46 : x
  2. Step 2: Convert to fraction form
    4,327.11/6,489.54 = 1,553.46/x
  3. Step 3: Cross multiply
    4,327.11x = 6,489.54 × 1,553.46
  4. Step 4: Simplify right side
    4,327.11x = 10,081,240.81
  5. Step 5: Solve for x
    x = 10,081,240.81/4,327.11
  6. Step 6: Final answer
    x = 2,329.79

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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.