Home / 9,091.15-13,635.09-4,159.60

Finding the Fourth Proportional to 9,091.15, 13,635.09 and 4,159.60

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Solution

The fourth proportional to 9,091.15, 13,635.09 and 4,159.60 is: 6,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.15 : 13,635.09 = 4,159.60 : x
  2. Step 2: Convert to fraction form
    9,091.15/13,635.09 = 4,159.60/x
  3. Step 3: Cross multiply
    9,091.15x = 13,635.09 × 4,159.60
  4. Step 4: Simplify right side
    9,091.15x = 56,716,486.28
  5. Step 5: Solve for x
    x = 56,716,486.28/9,091.15
  6. Step 6: Final answer
    x = 6,238.65

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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.