Home / 4,943.30-6,821.72-2,705.13

Finding the Fourth Proportional to 4,943.30, 6,821.72 and 2,705.13

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Solution

The fourth proportional to 4,943.30, 6,821.72 and 2,705.13 is: 3,733.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.30 : 6,821.72 = 2,705.13 : x
  2. Step 2: Convert to fraction form
    4,943.30/6,821.72 = 2,705.13/x
  3. Step 3: Cross multiply
    4,943.30x = 6,821.72 × 2,705.13
  4. Step 4: Simplify right side
    4,943.30x = 18,453,639.42
  5. Step 5: Solve for x
    x = 18,453,639.42/4,943.30
  6. Step 6: Final answer
    x = 3,733.06

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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.