Home / 8,815.71-12,166.02-4,836.99

Finding the Fourth Proportional to 8,815.71, 12,166.02 and 4,836.99

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Solution

The fourth proportional to 8,815.71, 12,166.02 and 4,836.99 is: 6,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.71 : 12,166.02 = 4,836.99 : x
  2. Step 2: Convert to fraction form
    8,815.71/12,166.02 = 4,836.99/x
  3. Step 3: Cross multiply
    8,815.71x = 12,166.02 × 4,836.99
  4. Step 4: Simplify right side
    8,815.71x = 58,846,917.08
  5. Step 5: Solve for x
    x = 58,846,917.08/8,815.71
  6. Step 6: Final answer
    x = 6,675.23

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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.