Home / 8,965.07-13,447.60-2,725.13

Finding the Fourth Proportional to 8,965.07, 13,447.60 and 2,725.13

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Solution

The fourth proportional to 8,965.07, 13,447.60 and 2,725.13 is: 4,087.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.07 : 13,447.60 = 2,725.13 : x
  2. Step 2: Convert to fraction form
    8,965.07/13,447.60 = 2,725.13/x
  3. Step 3: Cross multiply
    8,965.07x = 13,447.60 × 2,725.13
  4. Step 4: Simplify right side
    8,965.07x = 36,646,484.99
  5. Step 5: Solve for x
    x = 36,646,484.99/8,965.07
  6. Step 6: Final answer
    x = 4,087.70

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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.