Home / 7,559.35-11,340.20-3,859.58

Finding the Fourth Proportional to 7,559.35, 11,340.20 and 3,859.58

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Solution

The fourth proportional to 7,559.35, 11,340.20 and 3,859.58 is: 5,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.35 : 11,340.20 = 3,859.58 : x
  2. Step 2: Convert to fraction form
    7,559.35/11,340.20 = 3,859.58/x
  3. Step 3: Cross multiply
    7,559.35x = 11,340.20 × 3,859.58
  4. Step 4: Simplify right side
    7,559.35x = 43,768,333.12
  5. Step 5: Solve for x
    x = 43,768,333.12/7,559.35
  6. Step 6: Final answer
    x = 5,789.96

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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.