Home / 6,572.22-9,068.56-3,918.66

Finding the Fourth Proportional to 6,572.22, 9,068.56 and 3,918.66

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Solution

The fourth proportional to 6,572.22, 9,068.56 and 3,918.66 is: 5,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.22 : 9,068.56 = 3,918.66 : x
  2. Step 2: Convert to fraction form
    6,572.22/9,068.56 = 3,918.66/x
  3. Step 3: Cross multiply
    6,572.22x = 9,068.56 × 3,918.66
  4. Step 4: Simplify right side
    6,572.22x = 35,536,603.33
  5. Step 5: Solve for x
    x = 35,536,603.33/6,572.22
  6. Step 6: Final answer
    x = 5,407.09

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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.