Home / 3,685.60-5,084.88-2,267.83

Finding the Fourth Proportional to 3,685.60, 5,084.88 and 2,267.83

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Solution

The fourth proportional to 3,685.60, 5,084.88 and 2,267.83 is: 3,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.60 : 5,084.88 = 2,267.83 : x
  2. Step 2: Convert to fraction form
    3,685.60/5,084.88 = 2,267.83/x
  3. Step 3: Cross multiply
    3,685.60x = 5,084.88 × 2,267.83
  4. Step 4: Simplify right side
    3,685.60x = 11,531,643.41
  5. Step 5: Solve for x
    x = 11,531,643.41/3,685.60
  6. Step 6: Final answer
    x = 3,128.84

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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.