Home / 6,182.48-8,531.84-3,387.92

Finding the Fourth Proportional to 6,182.48, 8,531.84 and 3,387.92

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Solution

The fourth proportional to 6,182.48, 8,531.84 and 3,387.92 is: 4,675.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,182.48 : 8,531.84 = 3,387.92 : x
  2. Step 2: Convert to fraction form
    6,182.48/8,531.84 = 3,387.92/x
  3. Step 3: Cross multiply
    6,182.48x = 8,531.84 × 3,387.92
  4. Step 4: Simplify right side
    6,182.48x = 28,905,191.37
  5. Step 5: Solve for x
    x = 28,905,191.37/6,182.48
  6. Step 6: Final answer
    x = 4,675.34

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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.