Home / 3,213.37-4,822.80-1,461.04

Finding the Fourth Proportional to 3,213.37, 4,822.80 and 1,461.04

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Solution

The fourth proportional to 3,213.37, 4,822.80 and 1,461.04 is: 2,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.37 : 4,822.80 = 1,461.04 : x
  2. Step 2: Convert to fraction form
    3,213.37/4,822.80 = 1,461.04/x
  3. Step 3: Cross multiply
    3,213.37x = 4,822.80 × 1,461.04
  4. Step 4: Simplify right side
    3,213.37x = 7,046,303.71
  5. Step 5: Solve for x
    x = 7,046,303.71/3,213.37
  6. Step 6: Final answer
    x = 2,192.81

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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.