Home / 9,787.65-14,683-3,212.34

Finding the Fourth Proportional to 9,787.65, 14,683 and 3,212.34

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Solution

The fourth proportional to 9,787.65, 14,683 and 3,212.34 is: 4,819.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.65 : 14,683 = 3,212.34 : x
  2. Step 2: Convert to fraction form
    9,787.65/14,683 = 3,212.34/x
  3. Step 3: Cross multiply
    9,787.65x = 14,683 × 3,212.34
  4. Step 4: Simplify right side
    9,787.65x = 47,166,788.22
  5. Step 5: Solve for x
    x = 47,166,788.22/9,787.65
  6. Step 6: Final answer
    x = 4,819.01

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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.