Home / 4,842.43-6,682.70-3,428.64

Finding the Fourth Proportional to 4,842.43, 6,682.70 and 3,428.64

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Solution

The fourth proportional to 4,842.43, 6,682.70 and 3,428.64 is: 4,731.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.43 : 6,682.70 = 3,428.64 : x
  2. Step 2: Convert to fraction form
    4,842.43/6,682.70 = 3,428.64/x
  3. Step 3: Cross multiply
    4,842.43x = 6,682.70 × 3,428.64
  4. Step 4: Simplify right side
    4,842.43x = 22,912,572.53
  5. Step 5: Solve for x
    x = 22,912,572.53/4,842.43
  6. Step 6: Final answer
    x = 4,731.63

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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.