Home / 4,783.17-7,162.25-4,491.21

Finding the Fourth Proportional to 4,783.17, 7,162.25 and 4,491.21

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Solution

The fourth proportional to 4,783.17, 7,162.25 and 4,491.21 is: 6,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.17 : 7,162.25 = 4,491.21 : x
  2. Step 2: Convert to fraction form
    4,783.17/7,162.25 = 4,491.21/x
  3. Step 3: Cross multiply
    4,783.17x = 7,162.25 × 4,491.21
  4. Step 4: Simplify right side
    4,783.17x = 32,167,146.37
  5. Step 5: Solve for x
    x = 32,167,146.37/4,783.17
  6. Step 6: Final answer
    x = 6,725.07

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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.