Home / 1,881.22-2,597.34-1,441.40

Finding the Fourth Proportional to 1,881.22, 2,597.34 and 1,441.40

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Solution

The fourth proportional to 1,881.22, 2,597.34 and 1,441.40 is: 1,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.22 : 2,597.34 = 1,441.40 : x
  2. Step 2: Convert to fraction form
    1,881.22/2,597.34 = 1,441.40/x
  3. Step 3: Cross multiply
    1,881.22x = 2,597.34 × 1,441.40
  4. Step 4: Simplify right side
    1,881.22x = 3,743,805.88
  5. Step 5: Solve for x
    x = 3,743,805.88/1,881.22
  6. Step 6: Final answer
    x = 1,990.09

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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.