Home / 4,394.68-6,591.34-1,620.97

Finding the Fourth Proportional to 4,394.68, 6,591.34 and 1,620.97

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Solution

The fourth proportional to 4,394.68, 6,591.34 and 1,620.97 is: 2,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.68 : 6,591.34 = 1,620.97 : x
  2. Step 2: Convert to fraction form
    4,394.68/6,591.34 = 1,620.97/x
  3. Step 3: Cross multiply
    4,394.68x = 6,591.34 × 1,620.97
  4. Step 4: Simplify right side
    4,394.68x = 10,684,364.40
  5. Step 5: Solve for x
    x = 10,684,364.40/4,394.68
  6. Step 6: Final answer
    x = 2,431.20

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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.