Home / 8,815.46-12,164.51-4,836.47

Finding the Fourth Proportional to 8,815.46, 12,164.51 and 4,836.47

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Solution

The fourth proportional to 8,815.46, 12,164.51 and 4,836.47 is: 6,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.46 : 12,164.51 = 4,836.47 : x
  2. Step 2: Convert to fraction form
    8,815.46/12,164.51 = 4,836.47/x
  3. Step 3: Cross multiply
    8,815.46x = 12,164.51 × 4,836.47
  4. Step 4: Simplify right side
    8,815.46x = 58,833,238.95
  5. Step 5: Solve for x
    x = 58,833,238.95/8,815.46
  6. Step 6: Final answer
    x = 6,673.87

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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.