Home / 7,717.88-10,650.76-4,181.16

Finding the Fourth Proportional to 7,717.88, 10,650.76 and 4,181.16

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Solution

The fourth proportional to 7,717.88, 10,650.76 and 4,181.16 is: 5,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.88 : 10,650.76 = 4,181.16 : x
  2. Step 2: Convert to fraction form
    7,717.88/10,650.76 = 4,181.16/x
  3. Step 3: Cross multiply
    7,717.88x = 10,650.76 × 4,181.16
  4. Step 4: Simplify right side
    7,717.88x = 44,532,531.68
  5. Step 5: Solve for x
    x = 44,532,531.68/7,717.88
  6. Step 6: Final answer
    x = 5,770.05

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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.