Home / 3,686.28-5,528.38-1,464.11

Finding the Fourth Proportional to 3,686.28, 5,528.38 and 1,464.11

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Solution

The fourth proportional to 3,686.28, 5,528.38 and 1,464.11 is: 2,195.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.28 : 5,528.38 = 1,464.11 : x
  2. Step 2: Convert to fraction form
    3,686.28/5,528.38 = 1,464.11/x
  3. Step 3: Cross multiply
    3,686.28x = 5,528.38 × 1,464.11
  4. Step 4: Simplify right side
    3,686.28x = 8,094,156.44
  5. Step 5: Solve for x
    x = 8,094,156.44/3,686.28
  6. Step 6: Final answer
    x = 2,195.75

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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.