Home / 4,743.09-7,107.75-3,260.79

Finding the Fourth Proportional to 4,743.09, 7,107.75 and 3,260.79

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Solution

The fourth proportional to 4,743.09, 7,107.75 and 3,260.79 is: 4,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.09 : 7,107.75 = 3,260.79 : x
  2. Step 2: Convert to fraction form
    4,743.09/7,107.75 = 3,260.79/x
  3. Step 3: Cross multiply
    4,743.09x = 7,107.75 × 3,260.79
  4. Step 4: Simplify right side
    4,743.09x = 23,176,880.12
  5. Step 5: Solve for x
    x = 23,176,880.12/4,743.09
  6. Step 6: Final answer
    x = 4,886.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.