Home / 4,943.00-6,823.83-3,821.40

Finding the Fourth Proportional to 4,943.00, 6,823.83 and 3,821.40

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Solution

The fourth proportional to 4,943.00, 6,823.83 and 3,821.40 is: 5,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.00 : 6,823.83 = 3,821.40 : x
  2. Step 2: Convert to fraction form
    4,943.00/6,823.83 = 3,821.40/x
  3. Step 3: Cross multiply
    4,943.00x = 6,823.83 × 3,821.40
  4. Step 4: Simplify right side
    4,943.00x = 26,076,564.86
  5. Step 5: Solve for x
    x = 26,076,564.86/4,943.00
  6. Step 6: Final answer
    x = 5,275.46

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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.