Home / 2,025.45-3,040.16-1,295.55

Finding the Fourth Proportional to 2,025.45, 3,040.16 and 1,295.55

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Solution

The fourth proportional to 2,025.45, 3,040.16 and 1,295.55 is: 1,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.45 : 3,040.16 = 1,295.55 : x
  2. Step 2: Convert to fraction form
    2,025.45/3,040.16 = 1,295.55/x
  3. Step 3: Cross multiply
    2,025.45x = 3,040.16 × 1,295.55
  4. Step 4: Simplify right side
    2,025.45x = 3,938,672.81
  5. Step 5: Solve for x
    x = 3,938,672.81/2,025.45
  6. Step 6: Final answer
    x = 1,944.59

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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.