Home / 3,378.51-5,068.17-1,298.03

Finding the Fourth Proportional to 3,378.51, 5,068.17 and 1,298.03

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Solution

The fourth proportional to 3,378.51, 5,068.17 and 1,298.03 is: 1,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.51 : 5,068.17 = 1,298.03 : x
  2. Step 2: Convert to fraction form
    3,378.51/5,068.17 = 1,298.03/x
  3. Step 3: Cross multiply
    3,378.51x = 5,068.17 × 1,298.03
  4. Step 4: Simplify right side
    3,378.51x = 6,578,611.36
  5. Step 5: Solve for x
    x = 6,578,611.36/3,378.51
  6. Step 6: Final answer
    x = 1,947.19

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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.