Home / 5,556.24-8,334.36-1,660.52

Finding the Fourth Proportional to 5,556.24, 8,334.36 and 1,660.52

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Solution

The fourth proportional to 5,556.24, 8,334.36 and 1,660.52 is: 2,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.24 : 8,334.36 = 1,660.52 : x
  2. Step 2: Convert to fraction form
    5,556.24/8,334.36 = 1,660.52/x
  3. Step 3: Cross multiply
    5,556.24x = 8,334.36 × 1,660.52
  4. Step 4: Simplify right side
    5,556.24x = 13,839,371.47
  5. Step 5: Solve for x
    x = 13,839,371.47/5,556.24
  6. Step 6: Final answer
    x = 2,490.78

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Similar ratio
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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.