Home / 2,342.64-3,518.52-1,723.90

Finding the Fourth Proportional to 2,342.64, 3,518.52 and 1,723.90

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Solution

The fourth proportional to 2,342.64, 3,518.52 and 1,723.90 is: 2,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.64 : 3,518.52 = 1,723.90 : x
  2. Step 2: Convert to fraction form
    2,342.64/3,518.52 = 1,723.90/x
  3. Step 3: Cross multiply
    2,342.64x = 3,518.52 × 1,723.90
  4. Step 4: Simplify right side
    2,342.64x = 6,065,576.63
  5. Step 5: Solve for x
    x = 6,065,576.63/2,342.64
  6. Step 6: Final answer
    x = 2,589.21

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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.