Home / 6,191.11-8,541.65-3,536.64

Finding the Fourth Proportional to 6,191.11, 8,541.65 and 3,536.64

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Solution

The fourth proportional to 6,191.11, 8,541.65 and 3,536.64 is: 4,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.11 : 8,541.65 = 3,536.64 : x
  2. Step 2: Convert to fraction form
    6,191.11/8,541.65 = 3,536.64/x
  3. Step 3: Cross multiply
    6,191.11x = 8,541.65 × 3,536.64
  4. Step 4: Simplify right side
    6,191.11x = 30,208,728.54
  5. Step 5: Solve for x
    x = 30,208,728.54/6,191.11
  6. Step 6: Final answer
    x = 4,879.37

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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.