Home / 6,190.48-8,542.47-3,672.82

Finding the Fourth Proportional to 6,190.48, 8,542.47 and 3,672.82

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Solution

The fourth proportional to 6,190.48, 8,542.47 and 3,672.82 is: 5,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.48 : 8,542.47 = 3,672.82 : x
  2. Step 2: Convert to fraction form
    6,190.48/8,542.47 = 3,672.82/x
  3. Step 3: Cross multiply
    6,190.48x = 8,542.47 × 3,672.82
  4. Step 4: Simplify right side
    6,190.48x = 31,374,936.30
  5. Step 5: Solve for x
    x = 31,374,936.30/6,190.48
  6. Step 6: Final answer
    x = 5,068.26

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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.