Home / 5,908.91-8,146.71-4,842.81

Finding the Fourth Proportional to 5,908.91, 8,146.71 and 4,842.81

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Solution

The fourth proportional to 5,908.91, 8,146.71 and 4,842.81 is: 6,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.91 : 8,146.71 = 4,842.81 : x
  2. Step 2: Convert to fraction form
    5,908.91/8,146.71 = 4,842.81/x
  3. Step 3: Cross multiply
    5,908.91x = 8,146.71 × 4,842.81
  4. Step 4: Simplify right side
    5,908.91x = 39,452,968.66
  5. Step 5: Solve for x
    x = 39,452,968.66/5,908.91
  6. Step 6: Final answer
    x = 6,676.86

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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.