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Finding the Fourth Proportional to 4,568.51, 6,854.89 and 4,494.80

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Solution

The fourth proportional to 4,568.51, 6,854.89 and 4,494.80 is: 6,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,568.51 : 6,854.89 = 4,494.80 : x
  2. Step 2: Convert to fraction form
    4,568.51/6,854.89 = 4,494.80/x
  3. Step 3: Cross multiply
    4,568.51x = 6,854.89 × 4,494.80
  4. Step 4: Simplify right side
    4,568.51x = 30,811,359.57
  5. Step 5: Solve for x
    x = 30,811,359.57/4,568.51
  6. Step 6: Final answer
    x = 6,744.29

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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.