Home / 6,078.38-9,111.08-3,152.66

Finding the Fourth Proportional to 6,078.38, 9,111.08 and 3,152.66

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Solution

The fourth proportional to 6,078.38, 9,111.08 and 3,152.66 is: 4,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.38 : 9,111.08 = 3,152.66 : x
  2. Step 2: Convert to fraction form
    6,078.38/9,111.08 = 3,152.66/x
  3. Step 3: Cross multiply
    6,078.38x = 9,111.08 × 3,152.66
  4. Step 4: Simplify right side
    6,078.38x = 28,724,099.80
  5. Step 5: Solve for x
    x = 28,724,099.80/6,078.38
  6. Step 6: Final answer
    x = 4,725.62

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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.