Home / 5,598.23-8,394.30-2,780.88

Finding the Fourth Proportional to 5,598.23, 8,394.30 and 2,780.88

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Solution

The fourth proportional to 5,598.23, 8,394.30 and 2,780.88 is: 4,169.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.23 : 8,394.30 = 2,780.88 : x
  2. Step 2: Convert to fraction form
    5,598.23/8,394.30 = 2,780.88/x
  3. Step 3: Cross multiply
    5,598.23x = 8,394.30 × 2,780.88
  4. Step 4: Simplify right side
    5,598.23x = 23,343,540.98
  5. Step 5: Solve for x
    x = 23,343,540.98/5,598.23
  6. Step 6: Final answer
    x = 4,169.81

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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.