Home / 5,493.80-7,582.20-3,135.62

Finding the Fourth Proportional to 5,493.80, 7,582.20 and 3,135.62

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Solution

The fourth proportional to 5,493.80, 7,582.20 and 3,135.62 is: 4,327.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.80 : 7,582.20 = 3,135.62 : x
  2. Step 2: Convert to fraction form
    5,493.80/7,582.20 = 3,135.62/x
  3. Step 3: Cross multiply
    5,493.80x = 7,582.20 × 3,135.62
  4. Step 4: Simplify right side
    5,493.80x = 23,774,897.96
  5. Step 5: Solve for x
    x = 23,774,897.96/5,493.80
  6. Step 6: Final answer
    x = 4,327.59

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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.