Home / 4,828.10-6,662.86-2,838.74

Finding the Fourth Proportional to 4,828.10, 6,662.86 and 2,838.74

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Solution

The fourth proportional to 4,828.10, 6,662.86 and 2,838.74 is: 3,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.10 : 6,662.86 = 2,838.74 : x
  2. Step 2: Convert to fraction form
    4,828.10/6,662.86 = 2,838.74/x
  3. Step 3: Cross multiply
    4,828.10x = 6,662.86 × 2,838.74
  4. Step 4: Simplify right side
    4,828.10x = 18,914,086.79
  5. Step 5: Solve for x
    x = 18,914,086.79/4,828.10
  6. Step 6: Final answer
    x = 3,917.51

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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.