Home / 6,190.18-8,542.40-3,357.50

Finding the Fourth Proportional to 6,190.18, 8,542.40 and 3,357.50

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Solution

The fourth proportional to 6,190.18, 8,542.40 and 3,357.50 is: 4,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.18 : 8,542.40 = 3,357.50 : x
  2. Step 2: Convert to fraction form
    6,190.18/8,542.40 = 3,357.50/x
  3. Step 3: Cross multiply
    6,190.18x = 8,542.40 × 3,357.50
  4. Step 4: Simplify right side
    6,190.18x = 28,681,073.68
  5. Step 5: Solve for x
    x = 28,681,073.68/6,190.18
  6. Step 6: Final answer
    x = 4,633.32

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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.