Home / 2,326.09-3,210.23-1,331.51

Finding the Fourth Proportional to 2,326.09, 3,210.23 and 1,331.51

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Solution

The fourth proportional to 2,326.09, 3,210.23 and 1,331.51 is: 1,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.09 : 3,210.23 = 1,331.51 : x
  2. Step 2: Convert to fraction form
    2,326.09/3,210.23 = 1,331.51/x
  3. Step 3: Cross multiply
    2,326.09x = 3,210.23 × 1,331.51
  4. Step 4: Simplify right side
    2,326.09x = 4,274,453.35
  5. Step 5: Solve for x
    x = 4,274,453.35/2,326.09
  6. Step 6: Final answer
    x = 1,837.61

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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.