Home / 2,560.43-3,533.68-1,441.64

Finding the Fourth Proportional to 2,560.43, 3,533.68 and 1,441.64

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Solution

The fourth proportional to 2,560.43, 3,533.68 and 1,441.64 is: 1,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.43 : 3,533.68 = 1,441.64 : x
  2. Step 2: Convert to fraction form
    2,560.43/3,533.68 = 1,441.64/x
  3. Step 3: Cross multiply
    2,560.43x = 3,533.68 × 1,441.64
  4. Step 4: Simplify right side
    2,560.43x = 5,094,294.44
  5. Step 5: Solve for x
    x = 5,094,294.44/2,560.43
  6. Step 6: Final answer
    x = 1,989.62

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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.