Home / 4,772.36-7,148.74-2,299.88

Finding the Fourth Proportional to 4,772.36, 7,148.74 and 2,299.88

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Solution

The fourth proportional to 4,772.36, 7,148.74 and 2,299.88 is: 3,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.36 : 7,148.74 = 2,299.88 : x
  2. Step 2: Convert to fraction form
    4,772.36/7,148.74 = 2,299.88/x
  3. Step 3: Cross multiply
    4,772.36x = 7,148.74 × 2,299.88
  4. Step 4: Simplify right side
    4,772.36x = 16,441,244.15
  5. Step 5: Solve for x
    x = 16,441,244.15/4,772.36
  6. Step 6: Final answer
    x = 3,445.10

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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.