Home / 5,151.93-7,727.68-3,587.41

Finding the Fourth Proportional to 5,151.93, 7,727.68 and 3,587.41

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Solution

The fourth proportional to 5,151.93, 7,727.68 and 3,587.41 is: 5,380.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.93 : 7,727.68 = 3,587.41 : x
  2. Step 2: Convert to fraction form
    5,151.93/7,727.68 = 3,587.41/x
  3. Step 3: Cross multiply
    5,151.93x = 7,727.68 × 3,587.41
  4. Step 4: Simplify right side
    5,151.93x = 27,722,356.51
  5. Step 5: Solve for x
    x = 27,722,356.51/5,151.93
  6. Step 6: Final answer
    x = 5,380.97

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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.