Home / 3,752.64-5,629.80-1,155.84

Finding the Fourth Proportional to 3,752.64, 5,629.80 and 1,155.84

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Solution

The fourth proportional to 3,752.64, 5,629.80 and 1,155.84 is: 1,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.64 : 5,629.80 = 1,155.84 : x
  2. Step 2: Convert to fraction form
    3,752.64/5,629.80 = 1,155.84/x
  3. Step 3: Cross multiply
    3,752.64x = 5,629.80 × 1,155.84
  4. Step 4: Simplify right side
    3,752.64x = 6,507,148.03
  5. Step 5: Solve for x
    x = 6,507,148.03/3,752.64
  6. Step 6: Final answer
    x = 1,734.02

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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.