Home / 9,537.85-13,157.76-6,181.75

Finding the Fourth Proportional to 9,537.85, 13,157.76 and 6,181.75

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Solution

The fourth proportional to 9,537.85, 13,157.76 and 6,181.75 is: 8,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537.85 : 13,157.76 = 6,181.75 : x
  2. Step 2: Convert to fraction form
    9,537.85/13,157.76 = 6,181.75/x
  3. Step 3: Cross multiply
    9,537.85x = 13,157.76 × 6,181.75
  4. Step 4: Simplify right side
    9,537.85x = 81,337,982.88
  5. Step 5: Solve for x
    x = 81,337,982.88/9,537.85
  6. Step 6: Final answer
    x = 8,527.92

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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.