Home / 2,307.06-3,183.82-1,259.19

Finding the Fourth Proportional to 2,307.06, 3,183.82 and 1,259.19

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Solution

The fourth proportional to 2,307.06, 3,183.82 and 1,259.19 is: 1,737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.06 : 3,183.82 = 1,259.19 : x
  2. Step 2: Convert to fraction form
    2,307.06/3,183.82 = 1,259.19/x
  3. Step 3: Cross multiply
    2,307.06x = 3,183.82 × 1,259.19
  4. Step 4: Simplify right side
    2,307.06x = 4,009,035.97
  5. Step 5: Solve for x
    x = 4,009,035.97/2,307.06
  6. Step 6: Final answer
    x = 1,737.72

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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.