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Finding the Fourth Proportional to 2,730.60, 3,740.04 and 2,571.04

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Solution

The fourth proportional to 2,730.60, 3,740.04 and 2,571.04 is: 3,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.60 : 3,740.04 = 2,571.04 : x
  2. Step 2: Convert to fraction form
    2,730.60/3,740.04 = 2,571.04/x
  3. Step 3: Cross multiply
    2,730.60x = 3,740.04 × 2,571.04
  4. Step 4: Simplify right side
    2,730.60x = 9,615,792.44
  5. Step 5: Solve for x
    x = 9,615,792.44/2,730.60
  6. Step 6: Final answer
    x = 3,521.49

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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.