Home / 3,098.80-4,649.79-2,059.51

Finding the Fourth Proportional to 3,098.80, 4,649.79 and 2,059.51

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Solution

The fourth proportional to 3,098.80, 4,649.79 and 2,059.51 is: 3,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.80 : 4,649.79 = 2,059.51 : x
  2. Step 2: Convert to fraction form
    3,098.80/4,649.79 = 2,059.51/x
  3. Step 3: Cross multiply
    3,098.80x = 4,649.79 × 2,059.51
  4. Step 4: Simplify right side
    3,098.80x = 9,576,278.71
  5. Step 5: Solve for x
    x = 9,576,278.71/3,098.80
  6. Step 6: Final answer
    x = 3,090.32

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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.