Home / 6,190.38-8,541.45-3,537.75

Finding the Fourth Proportional to 6,190.38, 8,541.45 and 3,537.75

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Solution

The fourth proportional to 6,190.38, 8,541.45 and 3,537.75 is: 4,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.38 : 8,541.45 = 3,537.75 : x
  2. Step 2: Convert to fraction form
    6,190.38/8,541.45 = 3,537.75/x
  3. Step 3: Cross multiply
    6,190.38x = 8,541.45 × 3,537.75
  4. Step 4: Simplify right side
    6,190.38x = 30,217,514.74
  5. Step 5: Solve for x
    x = 30,217,514.74/6,190.38
  6. Step 6: Final answer
    x = 4,881.37

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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.