Home / 8,419.52-11,618.99-4,884.83

Finding the Fourth Proportional to 8,419.52, 11,618.99 and 4,884.83

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Solution

The fourth proportional to 8,419.52, 11,618.99 and 4,884.83 is: 6,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,419.52 : 11,618.99 = 4,884.83 : x
  2. Step 2: Convert to fraction form
    8,419.52/11,618.99 = 4,884.83/x
  3. Step 3: Cross multiply
    8,419.52x = 11,618.99 × 4,884.83
  4. Step 4: Simplify right side
    8,419.52x = 56,756,790.92
  5. Step 5: Solve for x
    x = 56,756,790.92/8,419.52
  6. Step 6: Final answer
    x = 6,741.10

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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.