Home / 7,801.38-11,704.99-4,050.81

Finding the Fourth Proportional to 7,801.38, 11,704.99 and 4,050.81

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Solution

The fourth proportional to 7,801.38, 11,704.99 and 4,050.81 is: 6,077.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801.38 : 11,704.99 = 4,050.81 : x
  2. Step 2: Convert to fraction form
    7,801.38/11,704.99 = 4,050.81/x
  3. Step 3: Cross multiply
    7,801.38x = 11,704.99 × 4,050.81
  4. Step 4: Simplify right side
    7,801.38x = 47,414,719.25
  5. Step 5: Solve for x
    x = 47,414,719.25/7,801.38
  6. Step 6: Final answer
    x = 6,077.74

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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.