Home / 2,933.06-4,398.75-1,289.25

Finding the Fourth Proportional to 2,933.06, 4,398.75 and 1,289.25

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Solution

The fourth proportional to 2,933.06, 4,398.75 and 1,289.25 is: 1,933.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.06 : 4,398.75 = 1,289.25 : x
  2. Step 2: Convert to fraction form
    2,933.06/4,398.75 = 1,289.25/x
  3. Step 3: Cross multiply
    2,933.06x = 4,398.75 × 1,289.25
  4. Step 4: Simplify right side
    2,933.06x = 5,671,088.44
  5. Step 5: Solve for x
    x = 5,671,088.44/2,933.06
  6. Step 6: Final answer
    x = 1,933.51

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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.