Home / 4,464.28-6,696.40-1,865.80

Finding the Fourth Proportional to 4,464.28, 6,696.40 and 1,865.80

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Solution

The fourth proportional to 4,464.28, 6,696.40 and 1,865.80 is: 2,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,464.28 : 6,696.40 = 1,865.80 : x
  2. Step 2: Convert to fraction form
    4,464.28/6,696.40 = 1,865.80/x
  3. Step 3: Cross multiply
    4,464.28x = 6,696.40 × 1,865.80
  4. Step 4: Simplify right side
    4,464.28x = 12,494,143.12
  5. Step 5: Solve for x
    x = 12,494,143.12/4,464.28
  6. Step 6: Final answer
    x = 2,798.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.