Home / 6,647.22-9,173.23-3,663.17

Finding the Fourth Proportional to 6,647.22, 9,173.23 and 3,663.17

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Solution

The fourth proportional to 6,647.22, 9,173.23 and 3,663.17 is: 5,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.22 : 9,173.23 = 3,663.17 : x
  2. Step 2: Convert to fraction form
    6,647.22/9,173.23 = 3,663.17/x
  3. Step 3: Cross multiply
    6,647.22x = 9,173.23 × 3,663.17
  4. Step 4: Simplify right side
    6,647.22x = 33,603,052.78
  5. Step 5: Solve for x
    x = 33,603,052.78/6,647.22
  6. Step 6: Final answer
    x = 5,055.20

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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.