Home / 6,842.72-10,258.61-3,923.07

Finding the Fourth Proportional to 6,842.72, 10,258.61 and 3,923.07

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Solution

The fourth proportional to 6,842.72, 10,258.61 and 3,923.07 is: 5,881.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842.72 : 10,258.61 = 3,923.07 : x
  2. Step 2: Convert to fraction form
    6,842.72/10,258.61 = 3,923.07/x
  3. Step 3: Cross multiply
    6,842.72x = 10,258.61 × 3,923.07
  4. Step 4: Simplify right side
    6,842.72x = 40,245,225.52
  5. Step 5: Solve for x
    x = 40,245,225.52/6,842.72
  6. Step 6: Final answer
    x = 5,881.47

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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.