Home / 5,538.45-8,306.36-1,589.58

Finding the Fourth Proportional to 5,538.45, 8,306.36 and 1,589.58

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Solution

The fourth proportional to 5,538.45, 8,306.36 and 1,589.58 is: 2,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.45 : 8,306.36 = 1,589.58 : x
  2. Step 2: Convert to fraction form
    5,538.45/8,306.36 = 1,589.58/x
  3. Step 3: Cross multiply
    5,538.45x = 8,306.36 × 1,589.58
  4. Step 4: Simplify right side
    5,538.45x = 13,203,615.78
  5. Step 5: Solve for x
    x = 13,203,615.78/5,538.45
  6. Step 6: Final answer
    x = 2,383.99

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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.