Home / 8,100.24-11,181.12-4,744.13

Finding the Fourth Proportional to 8,100.24, 11,181.12 and 4,744.13

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Solution

The fourth proportional to 8,100.24, 11,181.12 and 4,744.13 is: 6,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.24 : 11,181.12 = 4,744.13 : x
  2. Step 2: Convert to fraction form
    8,100.24/11,181.12 = 4,744.13/x
  3. Step 3: Cross multiply
    8,100.24x = 11,181.12 × 4,744.13
  4. Step 4: Simplify right side
    8,100.24x = 53,044,630.92
  5. Step 5: Solve for x
    x = 53,044,630.92/8,100.24
  6. Step 6: Final answer
    x = 6,548.53

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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.