Home / 2,519.22-3,476.36-1,400.16

Finding the Fourth Proportional to 2,519.22, 3,476.36 and 1,400.16

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Solution

The fourth proportional to 2,519.22, 3,476.36 and 1,400.16 is: 1,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.22 : 3,476.36 = 1,400.16 : x
  2. Step 2: Convert to fraction form
    2,519.22/3,476.36 = 1,400.16/x
  3. Step 3: Cross multiply
    2,519.22x = 3,476.36 × 1,400.16
  4. Step 4: Simplify right side
    2,519.22x = 4,867,460.22
  5. Step 5: Solve for x
    x = 4,867,460.22/2,519.22
  6. Step 6: Final answer
    x = 1,932.13

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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.