Home / 6,320.01-8,717.85-3,958.05

Finding the Fourth Proportional to 6,320.01, 8,717.85 and 3,958.05

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Solution

The fourth proportional to 6,320.01, 8,717.85 and 3,958.05 is: 5,459.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.01 : 8,717.85 = 3,958.05 : x
  2. Step 2: Convert to fraction form
    6,320.01/8,717.85 = 3,958.05/x
  3. Step 3: Cross multiply
    6,320.01x = 8,717.85 × 3,958.05
  4. Step 4: Simplify right side
    6,320.01x = 34,505,686.19
  5. Step 5: Solve for x
    x = 34,505,686.19/6,320.01
  6. Step 6: Final answer
    x = 5,459.75

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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.