Home / 2,317.59-3,198.29-1,269.66

Finding the Fourth Proportional to 2,317.59, 3,198.29 and 1,269.66

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Solution

The fourth proportional to 2,317.59, 3,198.29 and 1,269.66 is: 1,752.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.59 : 3,198.29 = 1,269.66 : x
  2. Step 2: Convert to fraction form
    2,317.59/3,198.29 = 1,269.66/x
  3. Step 3: Cross multiply
    2,317.59x = 3,198.29 × 1,269.66
  4. Step 4: Simplify right side
    2,317.59x = 4,060,734.53
  5. Step 5: Solve for x
    x = 4,060,734.53/2,317.59
  6. Step 6: Final answer
    x = 1,752.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.