Home / 2,307.23-3,183.99-1,259.30

Finding the Fourth Proportional to 2,307.23, 3,183.99 and 1,259.30

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Solution

The fourth proportional to 2,307.23, 3,183.99 and 1,259.30 is: 1,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.23 : 3,183.99 = 1,259.30 : x
  2. Step 2: Convert to fraction form
    2,307.23/3,183.99 = 1,259.30/x
  3. Step 3: Cross multiply
    2,307.23x = 3,183.99 × 1,259.30
  4. Step 4: Simplify right side
    2,307.23x = 4,009,591.02
  5. Step 5: Solve for x
    x = 4,009,591.02/2,307.23
  6. Step 6: Final answer
    x = 1,737.83

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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.