Home / 9,807.29-14,710.09-2,787.69

Finding the Fourth Proportional to 9,807.29, 14,710.09 and 2,787.69

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Solution

The fourth proportional to 9,807.29, 14,710.09 and 2,787.69 is: 4,181.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.29 : 14,710.09 = 2,787.69 : x
  2. Step 2: Convert to fraction form
    9,807.29/14,710.09 = 2,787.69/x
  3. Step 3: Cross multiply
    9,807.29x = 14,710.09 × 2,787.69
  4. Step 4: Simplify right side
    9,807.29x = 41,007,170.79
  5. Step 5: Solve for x
    x = 41,007,170.79/9,807.29
  6. Step 6: Final answer
    x = 4,181.29

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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.