Home / 11,053.80-16,580.01-4,480.53

Finding the Fourth Proportional to 11,053.80, 16,580.01 and 4,480.53

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Solution

The fourth proportional to 11,053.80, 16,580.01 and 4,480.53 is: 6,720.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.80 : 16,580.01 = 4,480.53 : x
  2. Step 2: Convert to fraction form
    11,053.80/16,580.01 = 4,480.53/x
  3. Step 3: Cross multiply
    11,053.80x = 16,580.01 × 4,480.53
  4. Step 4: Simplify right side
    11,053.80x = 74,287,232.21
  5. Step 5: Solve for x
    x = 74,287,232.21/11,053.80
  6. Step 6: Final answer
    x = 6,720.52

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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.