Home / 3,298.90-4,943.36-1,448.98

Finding the Fourth Proportional to 3,298.90, 4,943.36 and 1,448.98

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Solution

The fourth proportional to 3,298.90, 4,943.36 and 1,448.98 is: 2,171.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.90 : 4,943.36 = 1,448.98 : x
  2. Step 2: Convert to fraction form
    3,298.90/4,943.36 = 1,448.98/x
  3. Step 3: Cross multiply
    3,298.90x = 4,943.36 × 1,448.98
  4. Step 4: Simplify right side
    3,298.90x = 7,162,829.77
  5. Step 5: Solve for x
    x = 7,162,829.77/3,298.90
  6. Step 6: Final answer
    x = 2,171.28

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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.