Home / 10,985.28-16,476.84-3,194.16

Finding the Fourth Proportional to 10,985.28, 16,476.84 and 3,194.16

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Solution

The fourth proportional to 10,985.28, 16,476.84 and 3,194.16 is: 4,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985.28 : 16,476.84 = 3,194.16 : x
  2. Step 2: Convert to fraction form
    10,985.28/16,476.84 = 3,194.16/x
  3. Step 3: Cross multiply
    10,985.28x = 16,476.84 × 3,194.16
  4. Step 4: Simplify right side
    10,985.28x = 52,629,663.25
  5. Step 5: Solve for x
    x = 52,629,663.25/10,985.28
  6. Step 6: Final answer
    x = 4,790.93

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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.