Home / 9,362.47-14,042.16-2,787.12

Finding the Fourth Proportional to 9,362.47, 14,042.16 and 2,787.12

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Solution

The fourth proportional to 9,362.47, 14,042.16 and 2,787.12 is: 4,180.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.47 : 14,042.16 = 2,787.12 : x
  2. Step 2: Convert to fraction form
    9,362.47/14,042.16 = 2,787.12/x
  3. Step 3: Cross multiply
    9,362.47x = 14,042.16 × 2,787.12
  4. Step 4: Simplify right side
    9,362.47x = 39,137,145.49
  5. Step 5: Solve for x
    x = 39,137,145.49/9,362.47
  6. Step 6: Final answer
    x = 4,180.22

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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.