Home / 2,652.10-3,979.58-1,558.60

Finding the Fourth Proportional to 2,652.10, 3,979.58 and 1,558.60

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Solution

The fourth proportional to 2,652.10, 3,979.58 and 1,558.60 is: 2,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.10 : 3,979.58 = 1,558.60 : x
  2. Step 2: Convert to fraction form
    2,652.10/3,979.58 = 1,558.60/x
  3. Step 3: Cross multiply
    2,652.10x = 3,979.58 × 1,558.60
  4. Step 4: Simplify right side
    2,652.10x = 6,202,573.39
  5. Step 5: Solve for x
    x = 6,202,573.39/2,652.10
  6. Step 6: Final answer
    x = 2,338.74

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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.