Home / 4,772.77-7,158.70-2,922.94

Finding the Fourth Proportional to 4,772.77, 7,158.70 and 2,922.94

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Solution

The fourth proportional to 4,772.77, 7,158.70 and 2,922.94 is: 4,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.77 : 7,158.70 = 2,922.94 : x
  2. Step 2: Convert to fraction form
    4,772.77/7,158.70 = 2,922.94/x
  3. Step 3: Cross multiply
    4,772.77x = 7,158.70 × 2,922.94
  4. Step 4: Simplify right side
    4,772.77x = 20,924,450.58
  5. Step 5: Solve for x
    x = 20,924,450.58/4,772.77
  6. Step 6: Final answer
    x = 4,384.13

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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.