Home / 9,361.20-14,041.65-2,787.42

Finding the Fourth Proportional to 9,361.20, 14,041.65 and 2,787.42

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Solution

The fourth proportional to 9,361.20, 14,041.65 and 2,787.42 is: 4,181.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.20 : 14,041.65 = 2,787.42 : x
  2. Step 2: Convert to fraction form
    9,361.20/14,041.65 = 2,787.42/x
  3. Step 3: Cross multiply
    9,361.20x = 14,041.65 × 2,787.42
  4. Step 4: Simplify right side
    9,361.20x = 39,139,976.04
  5. Step 5: Solve for x
    x = 39,139,976.04/9,361.20
  6. Step 6: Final answer
    x = 4,181.09

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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.