Home / 2,792.15-3,834.12-2,497.31

Finding the Fourth Proportional to 2,792.15, 3,834.12 and 2,497.31

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Solution

The fourth proportional to 2,792.15, 3,834.12 and 2,497.31 is: 3,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.15 : 3,834.12 = 2,497.31 : x
  2. Step 2: Convert to fraction form
    2,792.15/3,834.12 = 2,497.31/x
  3. Step 3: Cross multiply
    2,792.15x = 3,834.12 × 2,497.31
  4. Step 4: Simplify right side
    2,792.15x = 9,574,967.05
  5. Step 5: Solve for x
    x = 9,574,967.05/2,792.15
  6. Step 6: Final answer
    x = 3,429.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.