Home / 2,560.90-3,533.99-1,441.83

Finding the Fourth Proportional to 2,560.90, 3,533.99 and 1,441.83

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Solution

The fourth proportional to 2,560.90, 3,533.99 and 1,441.83 is: 1,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.90 : 3,533.99 = 1,441.83 : x
  2. Step 2: Convert to fraction form
    2,560.90/3,533.99 = 1,441.83/x
  3. Step 3: Cross multiply
    2,560.90x = 3,533.99 × 1,441.83
  4. Step 4: Simplify right side
    2,560.90x = 5,095,412.80
  5. Step 5: Solve for x
    x = 5,095,412.80/2,560.90
  6. Step 6: Final answer
    x = 1,989.70

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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.