Home / 6,163.11-8,504.40-3,645.30

Finding the Fourth Proportional to 6,163.11, 8,504.40 and 3,645.30

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Solution

The fourth proportional to 6,163.11, 8,504.40 and 3,645.30 is: 5,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.11 : 8,504.40 = 3,645.30 : x
  2. Step 2: Convert to fraction form
    6,163.11/8,504.40 = 3,645.30/x
  3. Step 3: Cross multiply
    6,163.11x = 8,504.40 × 3,645.30
  4. Step 4: Simplify right side
    6,163.11x = 31,001,089.32
  5. Step 5: Solve for x
    x = 31,001,089.32/6,163.11
  6. Step 6: Final answer
    x = 5,030.10

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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.