Home / 6,647.72-9,172.24-4,530.23

Finding the Fourth Proportional to 6,647.72, 9,172.24 and 4,530.23

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Solution

The fourth proportional to 6,647.72, 9,172.24 and 4,530.23 is: 6,250.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.72 : 9,172.24 = 4,530.23 : x
  2. Step 2: Convert to fraction form
    6,647.72/9,172.24 = 4,530.23/x
  3. Step 3: Cross multiply
    6,647.72x = 9,172.24 × 4,530.23
  4. Step 4: Simplify right side
    6,647.72x = 41,552,334.02
  5. Step 5: Solve for x
    x = 41,552,334.02/6,647.72
  6. Step 6: Final answer
    x = 6,250.61

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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.