Home / 5,559.20-7,670.40-3,794.48

Finding the Fourth Proportional to 5,559.20, 7,670.40 and 3,794.48

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Solution

The fourth proportional to 5,559.20, 7,670.40 and 3,794.48 is: 5,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.20 : 7,670.40 = 3,794.48 : x
  2. Step 2: Convert to fraction form
    5,559.20/7,670.40 = 3,794.48/x
  3. Step 3: Cross multiply
    5,559.20x = 7,670.40 × 3,794.48
  4. Step 4: Simplify right side
    5,559.20x = 29,105,179.39
  5. Step 5: Solve for x
    x = 29,105,179.39/5,559.20
  6. Step 6: Final answer
    x = 5,235.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.