Home / 8,113.22-11,196.42-4,575.76

Finding the Fourth Proportional to 8,113.22, 11,196.42 and 4,575.76

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Solution

The fourth proportional to 8,113.22, 11,196.42 and 4,575.76 is: 6,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.22 : 11,196.42 = 4,575.76 : x
  2. Step 2: Convert to fraction form
    8,113.22/11,196.42 = 4,575.76/x
  3. Step 3: Cross multiply
    8,113.22x = 11,196.42 × 4,575.76
  4. Step 4: Simplify right side
    8,113.22x = 51,232,130.78
  5. Step 5: Solve for x
    x = 51,232,130.78/8,113.22
  6. Step 6: Final answer
    x = 6,314.65

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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.