Home / 5,656.50-8,480.64-3,803.01

Finding the Fourth Proportional to 5,656.50, 8,480.64 and 3,803.01

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Solution

The fourth proportional to 5,656.50, 8,480.64 and 3,803.01 is: 5,701.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.50 : 8,480.64 = 3,803.01 : x
  2. Step 2: Convert to fraction form
    5,656.50/8,480.64 = 3,803.01/x
  3. Step 3: Cross multiply
    5,656.50x = 8,480.64 × 3,803.01
  4. Step 4: Simplify right side
    5,656.50x = 32,251,958.73
  5. Step 5: Solve for x
    x = 32,251,958.73/5,656.50
  6. Step 6: Final answer
    x = 5,701.75

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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.