Home / 4,760.91-7,128.40-3,703.05

Finding the Fourth Proportional to 4,760.91, 7,128.40 and 3,703.05

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Solution

The fourth proportional to 4,760.91, 7,128.40 and 3,703.05 is: 5,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.91 : 7,128.40 = 3,703.05 : x
  2. Step 2: Convert to fraction form
    4,760.91/7,128.40 = 3,703.05/x
  3. Step 3: Cross multiply
    4,760.91x = 7,128.40 × 3,703.05
  4. Step 4: Simplify right side
    4,760.91x = 26,396,821.62
  5. Step 5: Solve for x
    x = 26,396,821.62/4,760.91
  6. Step 6: Final answer
    x = 5,544.49

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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.