Home / 4,394.70-6,587.81-1,471.38

Finding the Fourth Proportional to 4,394.70, 6,587.81 and 1,471.38

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Solution

The fourth proportional to 4,394.70, 6,587.81 and 1,471.38 is: 2,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.70 : 6,587.81 = 1,471.38 : x
  2. Step 2: Convert to fraction form
    4,394.70/6,587.81 = 1,471.38/x
  3. Step 3: Cross multiply
    4,394.70x = 6,587.81 × 1,471.38
  4. Step 4: Simplify right side
    4,394.70x = 9,693,171.88
  5. Step 5: Solve for x
    x = 9,693,171.88/4,394.70
  6. Step 6: Final answer
    x = 2,205.65

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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.