Home / 6,191.28-8,542.13-3,502.35

Finding the Fourth Proportional to 6,191.28, 8,542.13 and 3,502.35

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Solution

The fourth proportional to 6,191.28, 8,542.13 and 3,502.35 is: 4,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.28 : 8,542.13 = 3,502.35 : x
  2. Step 2: Convert to fraction form
    6,191.28/8,542.13 = 3,502.35/x
  3. Step 3: Cross multiply
    6,191.28x = 8,542.13 × 3,502.35
  4. Step 4: Simplify right side
    6,191.28x = 29,917,511.49
  5. Step 5: Solve for x
    x = 29,917,511.49/6,191.28
  6. Step 6: Final answer
    x = 4,832.20

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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.