Home / 4,928.64-6,801.58-2,940.34

Finding the Fourth Proportional to 4,928.64, 6,801.58 and 2,940.34

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Solution

The fourth proportional to 4,928.64, 6,801.58 and 2,940.34 is: 4,057.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.64 : 6,801.58 = 2,940.34 : x
  2. Step 2: Convert to fraction form
    4,928.64/6,801.58 = 2,940.34/x
  3. Step 3: Cross multiply
    4,928.64x = 6,801.58 × 2,940.34
  4. Step 4: Simplify right side
    4,928.64x = 19,998,957.74
  5. Step 5: Solve for x
    x = 19,998,957.74/4,928.64
  6. Step 6: Final answer
    x = 4,057.71

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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.