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Finding the Fourth Proportional to 4,908.51, 6,762.51 and 3,394.62

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Solution

The fourth proportional to 4,908.51, 6,762.51 and 3,394.62 is: 4,676.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.51 : 6,762.51 = 3,394.62 : x
  2. Step 2: Convert to fraction form
    4,908.51/6,762.51 = 3,394.62/x
  3. Step 3: Cross multiply
    4,908.51x = 6,762.51 × 3,394.62
  4. Step 4: Simplify right side
    4,908.51x = 22,956,151.70
  5. Step 5: Solve for x
    x = 22,956,151.70/4,908.51
  6. Step 6: Final answer
    x = 4,676.81

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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.