Home / 8,815.74-12,165.66-4,837.02

Finding the Fourth Proportional to 8,815.74, 12,165.66 and 4,837.02

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Solution

The fourth proportional to 8,815.74, 12,165.66 and 4,837.02 is: 6,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.74 : 12,165.66 = 4,837.02 : x
  2. Step 2: Convert to fraction form
    8,815.74/12,165.66 = 4,837.02/x
  3. Step 3: Cross multiply
    8,815.74x = 12,165.66 × 4,837.02
  4. Step 4: Simplify right side
    8,815.74x = 58,845,540.73
  5. Step 5: Solve for x
    x = 58,845,540.73/8,815.74
  6. Step 6: Final answer
    x = 6,675.05

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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.