Home / 10,837.23-14,955.66-6,121.50

Finding the Fourth Proportional to 10,837.23, 14,955.66 and 6,121.50

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Solution

The fourth proportional to 10,837.23, 14,955.66 and 6,121.50 is: 8,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837.23 : 14,955.66 = 6,121.50 : x
  2. Step 2: Convert to fraction form
    10,837.23/14,955.66 = 6,121.50/x
  3. Step 3: Cross multiply
    10,837.23x = 14,955.66 × 6,121.50
  4. Step 4: Simplify right side
    10,837.23x = 91,551,072.69
  5. Step 5: Solve for x
    x = 91,551,072.69/10,837.23
  6. Step 6: Final answer
    x = 8,447.83

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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.