Home / 2,579.45-3,560.48-1,517.16

Finding the Fourth Proportional to 2,579.45, 3,560.48 and 1,517.16

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Solution

The fourth proportional to 2,579.45, 3,560.48 and 1,517.16 is: 2,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.45 : 3,560.48 = 1,517.16 : x
  2. Step 2: Convert to fraction form
    2,579.45/3,560.48 = 1,517.16/x
  3. Step 3: Cross multiply
    2,579.45x = 3,560.48 × 1,517.16
  4. Step 4: Simplify right side
    2,579.45x = 5,401,821.63
  5. Step 5: Solve for x
    x = 5,401,821.63/2,579.45
  6. Step 6: Final answer
    x = 2,094.17

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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.