Home / 1,822.19-2,514.58-1,025.55

Finding the Fourth Proportional to 1,822.19, 2,514.58 and 1,025.55

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Solution

The fourth proportional to 1,822.19, 2,514.58 and 1,025.55 is: 1,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.19 : 2,514.58 = 1,025.55 : x
  2. Step 2: Convert to fraction form
    1,822.19/2,514.58 = 1,025.55/x
  3. Step 3: Cross multiply
    1,822.19x = 2,514.58 × 1,025.55
  4. Step 4: Simplify right side
    1,822.19x = 2,578,824.96
  5. Step 5: Solve for x
    x = 2,578,824.96/1,822.19
  6. Step 6: Final answer
    x = 1,415.24

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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.