Home / 1,730.24-2,596.65-1,269.21

Finding the Fourth Proportional to 1,730.24, 2,596.65 and 1,269.21

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Solution

The fourth proportional to 1,730.24, 2,596.65 and 1,269.21 is: 1,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.24 : 2,596.65 = 1,269.21 : x
  2. Step 2: Convert to fraction form
    1,730.24/2,596.65 = 1,269.21/x
  3. Step 3: Cross multiply
    1,730.24x = 2,596.65 × 1,269.21
  4. Step 4: Simplify right side
    1,730.24x = 3,295,694.15
  5. Step 5: Solve for x
    x = 3,295,694.15/1,730.24
  6. Step 6: Final answer
    x = 1,904.76

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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.