Home / 9,787.95-14,680.44-3,214.26

Finding the Fourth Proportional to 9,787.95, 14,680.44 and 3,214.26

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Solution

The fourth proportional to 9,787.95, 14,680.44 and 3,214.26 is: 4,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.95 : 14,680.44 = 3,214.26 : x
  2. Step 2: Convert to fraction form
    9,787.95/14,680.44 = 3,214.26/x
  3. Step 3: Cross multiply
    9,787.95x = 14,680.44 × 3,214.26
  4. Step 4: Simplify right side
    9,787.95x = 47,186,751.07
  5. Step 5: Solve for x
    x = 47,186,751.07/9,787.95
  6. Step 6: Final answer
    x = 4,820.90

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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.