Home / 10,811.51-16,196.22-6,117.31

Finding the Fourth Proportional to 10,811.51, 16,196.22 and 6,117.31

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Solution

The fourth proportional to 10,811.51, 16,196.22 and 6,117.31 is: 9,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811.51 : 16,196.22 = 6,117.31 : x
  2. Step 2: Convert to fraction form
    10,811.51/16,196.22 = 6,117.31/x
  3. Step 3: Cross multiply
    10,811.51x = 16,196.22 × 6,117.31
  4. Step 4: Simplify right side
    10,811.51x = 99,077,258.08
  5. Step 5: Solve for x
    x = 99,077,258.08/10,811.51
  6. Step 6: Final answer
    x = 9,164.06

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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.