Home / 2,759.45-4,140.93-1,004.28

Finding the Fourth Proportional to 2,759.45, 4,140.93 and 1,004.28

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Solution

The fourth proportional to 2,759.45, 4,140.93 and 1,004.28 is: 1,507.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.45 : 4,140.93 = 1,004.28 : x
  2. Step 2: Convert to fraction form
    2,759.45/4,140.93 = 1,004.28/x
  3. Step 3: Cross multiply
    2,759.45x = 4,140.93 × 1,004.28
  4. Step 4: Simplify right side
    2,759.45x = 4,158,664.14
  5. Step 5: Solve for x
    x = 4,158,664.14/2,759.45
  6. Step 6: Final answer
    x = 1,507.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.