Home / 9,787.34-14,681.84-2,767.38

Finding the Fourth Proportional to 9,787.34, 14,681.84 and 2,767.38

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Solution

The fourth proportional to 9,787.34, 14,681.84 and 2,767.38 is: 4,151.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.34 : 14,681.84 = 2,767.38 : x
  2. Step 2: Convert to fraction form
    9,787.34/14,681.84 = 2,767.38/x
  3. Step 3: Cross multiply
    9,787.34x = 14,681.84 × 2,767.38
  4. Step 4: Simplify right side
    9,787.34x = 40,630,216.54
  5. Step 5: Solve for x
    x = 40,630,216.54/9,787.34
  6. Step 6: Final answer
    x = 4,151.31

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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.