Home / 2,560.88-3,533.82-1,512.74

Finding the Fourth Proportional to 2,560.88, 3,533.82 and 1,512.74

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Solution

The fourth proportional to 2,560.88, 3,533.82 and 1,512.74 is: 2,087.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.88 : 3,533.82 = 1,512.74 : x
  2. Step 2: Convert to fraction form
    2,560.88/3,533.82 = 1,512.74/x
  3. Step 3: Cross multiply
    2,560.88x = 3,533.82 × 1,512.74
  4. Step 4: Simplify right side
    2,560.88x = 5,345,750.87
  5. Step 5: Solve for x
    x = 5,345,750.87/2,560.88
  6. Step 6: Final answer
    x = 2,087.47

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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.