Home / 11,954.60-16,497.27-6,649.40

Finding the Fourth Proportional to 11,954.60, 16,497.27 and 6,649.40

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Solution

The fourth proportional to 11,954.60, 16,497.27 and 6,649.40 is: 9,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.60 : 16,497.27 = 6,649.40 : x
  2. Step 2: Convert to fraction form
    11,954.60/16,497.27 = 6,649.40/x
  3. Step 3: Cross multiply
    11,954.60x = 16,497.27 × 6,649.40
  4. Step 4: Simplify right side
    11,954.60x = 109,696,947.14
  5. Step 5: Solve for x
    x = 109,696,947.14/11,954.60
  6. Step 6: Final answer
    x = 9,176.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.