Home / 3,298.49-4,551.98-2,039.51

Finding the Fourth Proportional to 3,298.49, 4,551.98 and 2,039.51

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Solution

The fourth proportional to 3,298.49, 4,551.98 and 2,039.51 is: 2,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.49 : 4,551.98 = 2,039.51 : x
  2. Step 2: Convert to fraction form
    3,298.49/4,551.98 = 2,039.51/x
  3. Step 3: Cross multiply
    3,298.49x = 4,551.98 × 2,039.51
  4. Step 4: Simplify right side
    3,298.49x = 9,283,775.77
  5. Step 5: Solve for x
    x = 9,283,775.77/3,298.49
  6. Step 6: Final answer
    x = 2,814.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.