Home / 9,181.50-12,669.73-5,203.22

Finding the Fourth Proportional to 9,181.50, 12,669.73 and 5,203.22

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Solution

The fourth proportional to 9,181.50, 12,669.73 and 5,203.22 is: 7,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.50 : 12,669.73 = 5,203.22 : x
  2. Step 2: Convert to fraction form
    9,181.50/12,669.73 = 5,203.22/x
  3. Step 3: Cross multiply
    9,181.50x = 12,669.73 × 5,203.22
  4. Step 4: Simplify right side
    9,181.50x = 65,923,392.53
  5. Step 5: Solve for x
    x = 65,923,392.53/9,181.50
  6. Step 6: Final answer
    x = 7,180.02

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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.