Home / 5,571.41-8,357.55-1,873.61

Finding the Fourth Proportional to 5,571.41, 8,357.55 and 1,873.61

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Solution

The fourth proportional to 5,571.41, 8,357.55 and 1,873.61 is: 2,810.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.41 : 8,357.55 = 1,873.61 : x
  2. Step 2: Convert to fraction form
    5,571.41/8,357.55 = 1,873.61/x
  3. Step 3: Cross multiply
    5,571.41x = 8,357.55 × 1,873.61
  4. Step 4: Simplify right side
    5,571.41x = 15,658,789.26
  5. Step 5: Solve for x
    x = 15,658,789.26/5,571.41
  6. Step 6: Final answer
    x = 2,810.56

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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.