Home / 5,509.40-7,601.82-3,493.44

Finding the Fourth Proportional to 5,509.40, 7,601.82 and 3,493.44

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Solution

The fourth proportional to 5,509.40, 7,601.82 and 3,493.44 is: 4,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.40 : 7,601.82 = 3,493.44 : x
  2. Step 2: Convert to fraction form
    5,509.40/7,601.82 = 3,493.44/x
  3. Step 3: Cross multiply
    5,509.40x = 7,601.82 × 3,493.44
  4. Step 4: Simplify right side
    5,509.40x = 26,556,502.06
  5. Step 5: Solve for x
    x = 26,556,502.06/5,509.40
  6. Step 6: Final answer
    x = 4,820.22

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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.