Home / 2,792.18-3,852.34-1,612.82

Finding the Fourth Proportional to 2,792.18, 3,852.34 and 1,612.82

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Solution

The fourth proportional to 2,792.18, 3,852.34 and 1,612.82 is: 2,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.18 : 3,852.34 = 1,612.82 : x
  2. Step 2: Convert to fraction form
    2,792.18/3,852.34 = 1,612.82/x
  3. Step 3: Cross multiply
    2,792.18x = 3,852.34 × 1,612.82
  4. Step 4: Simplify right side
    2,792.18x = 6,213,107.71
  5. Step 5: Solve for x
    x = 6,213,107.71/2,792.18
  6. Step 6: Final answer
    x = 2,225.19

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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.