Home / 1,530.72-2,292.73-1,183.14

Finding the Fourth Proportional to 1,530.72, 2,292.73 and 1,183.14

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Solution

The fourth proportional to 1,530.72, 2,292.73 and 1,183.14 is: 1,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530.72 : 2,292.73 = 1,183.14 : x
  2. Step 2: Convert to fraction form
    1,530.72/2,292.73 = 1,183.14/x
  3. Step 3: Cross multiply
    1,530.72x = 2,292.73 × 1,183.14
  4. Step 4: Simplify right side
    1,530.72x = 2,712,617.61
  5. Step 5: Solve for x
    x = 2,712,617.61/1,530.72
  6. Step 6: Final answer
    x = 1,772.12

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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.