Home / 3,486.22-4,810.94-1,953.14

Finding the Fourth Proportional to 3,486.22, 4,810.94 and 1,953.14

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Solution

The fourth proportional to 3,486.22, 4,810.94 and 1,953.14 is: 2,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.22 : 4,810.94 = 1,953.14 : x
  2. Step 2: Convert to fraction form
    3,486.22/4,810.94 = 1,953.14/x
  3. Step 3: Cross multiply
    3,486.22x = 4,810.94 × 1,953.14
  4. Step 4: Simplify right side
    3,486.22x = 9,396,441.61
  5. Step 5: Solve for x
    x = 9,396,441.61/3,486.22
  6. Step 6: Final answer
    x = 2,695.31

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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.