Home / 4,283.40-6,423.88-1,361.62

Finding the Fourth Proportional to 4,283.40, 6,423.88 and 1,361.62

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Solution

The fourth proportional to 4,283.40, 6,423.88 and 1,361.62 is: 2,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.40 : 6,423.88 = 1,361.62 : x
  2. Step 2: Convert to fraction form
    4,283.40/6,423.88 = 1,361.62/x
  3. Step 3: Cross multiply
    4,283.40x = 6,423.88 × 1,361.62
  4. Step 4: Simplify right side
    4,283.40x = 8,746,883.49
  5. Step 5: Solve for x
    x = 8,746,883.49/4,283.40
  6. Step 6: Final answer
    x = 2,042.04

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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.