Home / 10,816.81-14,927.22-6,101.11

Finding the Fourth Proportional to 10,816.81, 14,927.22 and 6,101.11

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Solution

The fourth proportional to 10,816.81, 14,927.22 and 6,101.11 is: 8,419.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.81 : 14,927.22 = 6,101.11 : x
  2. Step 2: Convert to fraction form
    10,816.81/14,927.22 = 6,101.11/x
  3. Step 3: Cross multiply
    10,816.81x = 14,927.22 × 6,101.11
  4. Step 4: Simplify right side
    10,816.81x = 91,072,611.21
  5. Step 5: Solve for x
    x = 91,072,611.21/10,816.81
  6. Step 6: Final answer
    x = 8,419.54

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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.