Home / 2,529.16-3,792.37-1,140.87

Finding the Fourth Proportional to 2,529.16, 3,792.37 and 1,140.87

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Solution

The fourth proportional to 2,529.16, 3,792.37 and 1,140.87 is: 1,710.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.16 : 3,792.37 = 1,140.87 : x
  2. Step 2: Convert to fraction form
    2,529.16/3,792.37 = 1,140.87/x
  3. Step 3: Cross multiply
    2,529.16x = 3,792.37 × 1,140.87
  4. Step 4: Simplify right side
    2,529.16x = 4,326,601.16
  5. Step 5: Solve for x
    x = 4,326,601.16/2,529.16
  6. Step 6: Final answer
    x = 1,710.69

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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.