Home / 2,058.88-2,839.05-1,660.12

Finding the Fourth Proportional to 2,058.88, 2,839.05 and 1,660.12

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Solution

The fourth proportional to 2,058.88, 2,839.05 and 1,660.12 is: 2,289.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.88 : 2,839.05 = 1,660.12 : x
  2. Step 2: Convert to fraction form
    2,058.88/2,839.05 = 1,660.12/x
  3. Step 3: Cross multiply
    2,058.88x = 2,839.05 × 1,660.12
  4. Step 4: Simplify right side
    2,058.88x = 4,713,172.56
  5. Step 5: Solve for x
    x = 4,713,172.56/2,058.88
  6. Step 6: Final answer
    x = 2,289.19

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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.