Home / 5,573.60-8,357.70-3,105.80

Finding the Fourth Proportional to 5,573.60, 8,357.70 and 3,105.80

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Solution

The fourth proportional to 5,573.60, 8,357.70 and 3,105.80 is: 4,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.60 : 8,357.70 = 3,105.80 : x
  2. Step 2: Convert to fraction form
    5,573.60/8,357.70 = 3,105.80/x
  3. Step 3: Cross multiply
    5,573.60x = 8,357.70 × 3,105.80
  4. Step 4: Simplify right side
    5,573.60x = 25,957,344.66
  5. Step 5: Solve for x
    x = 25,957,344.66/5,573.60
  6. Step 6: Final answer
    x = 4,657.20

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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.