Home / 11,132.19-16,693.09-6,453.53

Finding the Fourth Proportional to 11,132.19, 16,693.09 and 6,453.53

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Solution

The fourth proportional to 11,132.19, 16,693.09 and 6,453.53 is: 9,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.19 : 16,693.09 = 6,453.53 : x
  2. Step 2: Convert to fraction form
    11,132.19/16,693.09 = 6,453.53/x
  3. Step 3: Cross multiply
    11,132.19x = 16,693.09 × 6,453.53
  4. Step 4: Simplify right side
    11,132.19x = 107,729,382.71
  5. Step 5: Solve for x
    x = 107,729,382.71/11,132.19
  6. Step 6: Final answer
    x = 9,677.29

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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.