Home / 4,808.22-7,212.06-1,688.37

Finding the Fourth Proportional to 4,808.22, 7,212.06 and 1,688.37

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Solution

The fourth proportional to 4,808.22, 7,212.06 and 1,688.37 is: 2,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.22 : 7,212.06 = 1,688.37 : x
  2. Step 2: Convert to fraction form
    4,808.22/7,212.06 = 1,688.37/x
  3. Step 3: Cross multiply
    4,808.22x = 7,212.06 × 1,688.37
  4. Step 4: Simplify right side
    4,808.22x = 12,176,625.74
  5. Step 5: Solve for x
    x = 12,176,625.74/4,808.22
  6. Step 6: Final answer
    x = 2,532.46

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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.