Home / 3,351.15-4,626.42-2,290.51

Finding the Fourth Proportional to 3,351.15, 4,626.42 and 2,290.51

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Solution

The fourth proportional to 3,351.15, 4,626.42 and 2,290.51 is: 3,162.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.15 : 4,626.42 = 2,290.51 : x
  2. Step 2: Convert to fraction form
    3,351.15/4,626.42 = 2,290.51/x
  3. Step 3: Cross multiply
    3,351.15x = 4,626.42 × 2,290.51
  4. Step 4: Simplify right side
    3,351.15x = 10,596,861.27
  5. Step 5: Solve for x
    x = 10,596,861.27/3,351.15
  6. Step 6: Final answer
    x = 3,162.16

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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.