Home / 4,943.18-6,821.58-2,705.05

Finding the Fourth Proportional to 4,943.18, 6,821.58 and 2,705.05

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Solution

The fourth proportional to 4,943.18, 6,821.58 and 2,705.05 is: 3,732.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.18 : 6,821.58 = 2,705.05 : x
  2. Step 2: Convert to fraction form
    4,943.18/6,821.58 = 2,705.05/x
  3. Step 3: Cross multiply
    4,943.18x = 6,821.58 × 2,705.05
  4. Step 4: Simplify right side
    4,943.18x = 18,452,697.93
  5. Step 5: Solve for x
    x = 18,452,697.93/4,943.18
  6. Step 6: Final answer
    x = 3,732.96

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1.5x scale

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.