Home / 9,091.72-13,637.48-2,517.66

Finding the Fourth Proportional to 9,091.72, 13,637.48 and 2,517.66

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Solution

The fourth proportional to 9,091.72, 13,637.48 and 2,517.66 is: 3,776.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.72 : 13,637.48 = 2,517.66 : x
  2. Step 2: Convert to fraction form
    9,091.72/13,637.48 = 2,517.66/x
  3. Step 3: Cross multiply
    9,091.72x = 13,637.48 × 2,517.66
  4. Step 4: Simplify right side
    9,091.72x = 34,334,525.31
  5. Step 5: Solve for x
    x = 34,334,525.31/9,091.72
  6. Step 6: Final answer
    x = 3,776.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.