Home / 3,557.30-5,329.47-1,608.44

Finding the Fourth Proportional to 3,557.30, 5,329.47 and 1,608.44

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Solution

The fourth proportional to 3,557.30, 5,329.47 and 1,608.44 is: 2,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.30 : 5,329.47 = 1,608.44 : x
  2. Step 2: Convert to fraction form
    3,557.30/5,329.47 = 1,608.44/x
  3. Step 3: Cross multiply
    3,557.30x = 5,329.47 × 1,608.44
  4. Step 4: Simplify right side
    3,557.30x = 8,572,132.73
  5. Step 5: Solve for x
    x = 8,572,132.73/3,557.30
  6. Step 6: Final answer
    x = 2,409.73

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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.