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Finding the Fourth Proportional to 4,361.76, 6,017.58 and 2,787.12

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Solution

The fourth proportional to 4,361.76, 6,017.58 and 2,787.12 is: 3,845.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.76 : 6,017.58 = 2,787.12 : x
  2. Step 2: Convert to fraction form
    4,361.76/6,017.58 = 2,787.12/x
  3. Step 3: Cross multiply
    4,361.76x = 6,017.58 × 2,787.12
  4. Step 4: Simplify right side
    4,361.76x = 16,771,717.57
  5. Step 5: Solve for x
    x = 16,771,717.57/4,361.76
  6. Step 6: Final answer
    x = 3,845.17

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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.