Home / 3,695.64-5,541.60-1,229.58

Finding the Fourth Proportional to 3,695.64, 5,541.60 and 1,229.58

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Solution

The fourth proportional to 3,695.64, 5,541.60 and 1,229.58 is: 1,843.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.64 : 5,541.60 = 1,229.58 : x
  2. Step 2: Convert to fraction form
    3,695.64/5,541.60 = 1,229.58/x
  3. Step 3: Cross multiply
    3,695.64x = 5,541.60 × 1,229.58
  4. Step 4: Simplify right side
    3,695.64x = 6,813,840.53
  5. Step 5: Solve for x
    x = 6,813,840.53/3,695.64
  6. Step 6: Final answer
    x = 1,843.75

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1.5x scale

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.