Home / 4,349.14-6,511.28-2,885.38

Finding the Fourth Proportional to 4,349.14, 6,511.28 and 2,885.38

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Solution

The fourth proportional to 4,349.14, 6,511.28 and 2,885.38 is: 4,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,349.14 : 6,511.28 = 2,885.38 : x
  2. Step 2: Convert to fraction form
    4,349.14/6,511.28 = 2,885.38/x
  3. Step 3: Cross multiply
    4,349.14x = 6,511.28 × 2,885.38
  4. Step 4: Simplify right side
    4,349.14x = 18,787,517.09
  5. Step 5: Solve for x
    x = 18,787,517.09/4,349.14
  6. Step 6: Final answer
    x = 4,319.82

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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.