Home / 2,579.97-3,560.36-1,401.05

Finding the Fourth Proportional to 2,579.97, 3,560.36 and 1,401.05

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Solution

The fourth proportional to 2,579.97, 3,560.36 and 1,401.05 is: 1,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.97 : 3,560.36 = 1,401.05 : x
  2. Step 2: Convert to fraction form
    2,579.97/3,560.36 = 1,401.05/x
  3. Step 3: Cross multiply
    2,579.97x = 3,560.36 × 1,401.05
  4. Step 4: Simplify right side
    2,579.97x = 4,988,242.38
  5. Step 5: Solve for x
    x = 4,988,242.38/2,579.97
  6. Step 6: Final answer
    x = 1,933.45

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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.