Home / 6,619.82-9,132.36-5,295.38

Finding the Fourth Proportional to 6,619.82, 9,132.36 and 5,295.38

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Solution

The fourth proportional to 6,619.82, 9,132.36 and 5,295.38 is: 7,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.82 : 9,132.36 = 5,295.38 : x
  2. Step 2: Convert to fraction form
    6,619.82/9,132.36 = 5,295.38/x
  3. Step 3: Cross multiply
    6,619.82x = 9,132.36 × 5,295.38
  4. Step 4: Simplify right side
    6,619.82x = 48,359,316.50
  5. Step 5: Solve for x
    x = 48,359,316.50/6,619.82
  6. Step 6: Final answer
    x = 7,305.23

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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.