Home / 11,180.40-16,751.40-5,907.60

Finding the Fourth Proportional to 11,180.40, 16,751.40 and 5,907.60

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Solution

The fourth proportional to 11,180.40, 16,751.40 and 5,907.60 is: 8,851.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.40 : 16,751.40 = 5,907.60 : x
  2. Step 2: Convert to fraction form
    11,180.40/16,751.40 = 5,907.60/x
  3. Step 3: Cross multiply
    11,180.40x = 16,751.40 × 5,907.60
  4. Step 4: Simplify right side
    11,180.40x = 98,960,570.64
  5. Step 5: Solve for x
    x = 98,960,570.64/11,180.40
  6. Step 6: Final answer
    x = 8,851.25

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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.