Home / 3,310.36-4,570.42-2,955.68

Finding the Fourth Proportional to 3,310.36, 4,570.42 and 2,955.68

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Solution

The fourth proportional to 3,310.36, 4,570.42 and 2,955.68 is: 4,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.36 : 4,570.42 = 2,955.68 : x
  2. Step 2: Convert to fraction form
    3,310.36/4,570.42 = 2,955.68/x
  3. Step 3: Cross multiply
    3,310.36x = 4,570.42 × 2,955.68
  4. Step 4: Simplify right side
    3,310.36x = 13,508,698.99
  5. Step 5: Solve for x
    x = 13,508,698.99/3,310.36
  6. Step 6: Final answer
    x = 4,080.73

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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.