Home / 3,351.90-4,626.69-1,954.92

Finding the Fourth Proportional to 3,351.90, 4,626.69 and 1,954.92

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Solution

The fourth proportional to 3,351.90, 4,626.69 and 1,954.92 is: 2,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.90 : 4,626.69 = 1,954.92 : x
  2. Step 2: Convert to fraction form
    3,351.90/4,626.69 = 1,954.92/x
  3. Step 3: Cross multiply
    3,351.90x = 4,626.69 × 1,954.92
  4. Step 4: Simplify right side
    3,351.90x = 9,044,808.81
  5. Step 5: Solve for x
    x = 9,044,808.81/3,351.90
  6. Step 6: Final answer
    x = 2,698.41

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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.