Home / 9,091.74-13,637.34-3,247.86

Finding the Fourth Proportional to 9,091.74, 13,637.34 and 3,247.86

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Solution

The fourth proportional to 9,091.74, 13,637.34 and 3,247.86 is: 4,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.74 : 13,637.34 = 3,247.86 : x
  2. Step 2: Convert to fraction form
    9,091.74/13,637.34 = 3,247.86/x
  3. Step 3: Cross multiply
    9,091.74x = 13,637.34 × 3,247.86
  4. Step 4: Simplify right side
    9,091.74x = 44,292,171.09
  5. Step 5: Solve for x
    x = 44,292,171.09/9,091.74
  6. Step 6: Final answer
    x = 4,871.69

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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.