Home / 8,815.81-12,166.37-4,836.93

Finding the Fourth Proportional to 8,815.81, 12,166.37 and 4,836.93

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Solution

The fourth proportional to 8,815.81, 12,166.37 and 4,836.93 is: 6,675.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.81 : 12,166.37 = 4,836.93 : x
  2. Step 2: Convert to fraction form
    8,815.81/12,166.37 = 4,836.93/x
  3. Step 3: Cross multiply
    8,815.81x = 12,166.37 × 4,836.93
  4. Step 4: Simplify right side
    8,815.81x = 58,847,904.41
  5. Step 5: Solve for x
    x = 58,847,904.41/8,815.81
  6. Step 6: Final answer
    x = 6,675.27

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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.