Home / 3,378.74-5,064.62-1,298.18

Finding the Fourth Proportional to 3,378.74, 5,064.62 and 1,298.18

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Solution

The fourth proportional to 3,378.74, 5,064.62 and 1,298.18 is: 1,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.74 : 5,064.62 = 1,298.18 : x
  2. Step 2: Convert to fraction form
    3,378.74/5,064.62 = 1,298.18/x
  3. Step 3: Cross multiply
    3,378.74x = 5,064.62 × 1,298.18
  4. Step 4: Simplify right side
    3,378.74x = 6,574,788.39
  5. Step 5: Solve for x
    x = 6,574,788.39/3,378.74
  6. Step 6: Final answer
    x = 1,945.93

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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.