Home / 1,865.22-2,573.94-1,025.94

Finding the Fourth Proportional to 1,865.22, 2,573.94 and 1,025.94

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Solution

The fourth proportional to 1,865.22, 2,573.94 and 1,025.94 is: 1,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865.22 : 2,573.94 = 1,025.94 : x
  2. Step 2: Convert to fraction form
    1,865.22/2,573.94 = 1,025.94/x
  3. Step 3: Cross multiply
    1,865.22x = 2,573.94 × 1,025.94
  4. Step 4: Simplify right side
    1,865.22x = 2,640,708.00
  5. Step 5: Solve for x
    x = 2,640,708.00/1,865.22
  6. Step 6: Final answer
    x = 1,415.76

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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.