Home / 6,887.20-10,326.42-3,184.48

Finding the Fourth Proportional to 6,887.20, 10,326.42 and 3,184.48

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Solution

The fourth proportional to 6,887.20, 10,326.42 and 3,184.48 is: 4,774.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.20 : 10,326.42 = 3,184.48 : x
  2. Step 2: Convert to fraction form
    6,887.20/10,326.42 = 3,184.48/x
  3. Step 3: Cross multiply
    6,887.20x = 10,326.42 × 3,184.48
  4. Step 4: Simplify right side
    6,887.20x = 32,884,277.96
  5. Step 5: Solve for x
    x = 32,884,277.96/6,887.20
  6. Step 6: Final answer
    x = 4,774.69

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1.5x scale

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.