Home / 1,597.20-2,391.96-1,558.32

Finding the Fourth Proportional to 1,597.20, 2,391.96 and 1,558.32

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Solution

The fourth proportional to 1,597.20, 2,391.96 and 1,558.32 is: 2,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.20 : 2,391.96 = 1,558.32 : x
  2. Step 2: Convert to fraction form
    1,597.20/2,391.96 = 1,558.32/x
  3. Step 3: Cross multiply
    1,597.20x = 2,391.96 × 1,558.32
  4. Step 4: Simplify right side
    1,597.20x = 3,727,439.11
  5. Step 5: Solve for x
    x = 3,727,439.11/1,597.20
  6. Step 6: Final answer
    x = 2,333.73

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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.