Home / 3,828.06-5,283.63-2,430

Finding the Fourth Proportional to 3,828.06, 5,283.63 and 2,430

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Solution

The fourth proportional to 3,828.06, 5,283.63 and 2,430 is: 3,353.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.06 : 5,283.63 = 2,430 : x
  2. Step 2: Convert to fraction form
    3,828.06/5,283.63 = 2,430/x
  3. Step 3: Cross multiply
    3,828.06x = 5,283.63 × 2,430
  4. Step 4: Simplify right side
    3,828.06x = 12,839,220.90
  5. Step 5: Solve for x
    x = 12,839,220.90/3,828.06
  6. Step 6: Final answer
    x = 3,353.98

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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.