Home / 9,134.09-13,701.08-2,208.59

Finding the Fourth Proportional to 9,134.09, 13,701.08 and 2,208.59

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Solution

The fourth proportional to 9,134.09, 13,701.08 and 2,208.59 is: 3,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.09 : 13,701.08 = 2,208.59 : x
  2. Step 2: Convert to fraction form
    9,134.09/13,701.08 = 2,208.59/x
  3. Step 3: Cross multiply
    9,134.09x = 13,701.08 × 2,208.59
  4. Step 4: Simplify right side
    9,134.09x = 30,260,005.29
  5. Step 5: Solve for x
    x = 30,260,005.29/9,134.09
  6. Step 6: Final answer
    x = 3,312.87

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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.