Home / 3,652.64-5,479.77-1,055.38

Finding the Fourth Proportional to 3,652.64, 5,479.77 and 1,055.38

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Solution

The fourth proportional to 3,652.64, 5,479.77 and 1,055.38 is: 1,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.64 : 5,479.77 = 1,055.38 : x
  2. Step 2: Convert to fraction form
    3,652.64/5,479.77 = 1,055.38/x
  3. Step 3: Cross multiply
    3,652.64x = 5,479.77 × 1,055.38
  4. Step 4: Simplify right side
    3,652.64x = 5,783,239.66
  5. Step 5: Solve for x
    x = 5,783,239.66/3,652.64
  6. Step 6: Final answer
    x = 1,583.30

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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.