Home / 6,384.18-9,573.84-2,919

Finding the Fourth Proportional to 6,384.18, 9,573.84 and 2,919

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Solution

The fourth proportional to 6,384.18, 9,573.84 and 2,919 is: 4,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384.18 : 9,573.84 = 2,919 : x
  2. Step 2: Convert to fraction form
    6,384.18/9,573.84 = 2,919/x
  3. Step 3: Cross multiply
    6,384.18x = 9,573.84 × 2,919
  4. Step 4: Simplify right side
    6,384.18x = 27,946,038.96
  5. Step 5: Solve for x
    x = 27,946,038.96/6,384.18
  6. Step 6: Final answer
    x = 4,377.39

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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.