Home / 7,414.84-11,120.64-2,485.18

Finding the Fourth Proportional to 7,414.84, 11,120.64 and 2,485.18

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Solution

The fourth proportional to 7,414.84, 11,120.64 and 2,485.18 is: 3,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.84 : 11,120.64 = 2,485.18 : x
  2. Step 2: Convert to fraction form
    7,414.84/11,120.64 = 2,485.18/x
  3. Step 3: Cross multiply
    7,414.84x = 11,120.64 × 2,485.18
  4. Step 4: Simplify right side
    7,414.84x = 27,636,792.12
  5. Step 5: Solve for x
    x = 27,636,792.12/7,414.84
  6. Step 6: Final answer
    x = 3,727.23

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1.5x scale

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.