Home / 2,410.26-3,615.42-766.80

Finding the Fourth Proportional to 2,410.26, 3,615.42 and 766.80

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Solution

The fourth proportional to 2,410.26, 3,615.42 and 766.80 is: 1,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.26 : 3,615.42 = 766.80 : x
  2. Step 2: Convert to fraction form
    2,410.26/3,615.42 = 766.80/x
  3. Step 3: Cross multiply
    2,410.26x = 3,615.42 × 766.80
  4. Step 4: Simplify right side
    2,410.26x = 2,772,304.06
  5. Step 5: Solve for x
    x = 2,772,304.06/2,410.26
  6. Step 6: Final answer
    x = 1,150.21

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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.