Home / 1,825.42-2,520.14-1,162.84

Finding the Fourth Proportional to 1,825.42, 2,520.14 and 1,162.84

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Solution

The fourth proportional to 1,825.42, 2,520.14 and 1,162.84 is: 1,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.42 : 2,520.14 = 1,162.84 : x
  2. Step 2: Convert to fraction form
    1,825.42/2,520.14 = 1,162.84/x
  3. Step 3: Cross multiply
    1,825.42x = 2,520.14 × 1,162.84
  4. Step 4: Simplify right side
    1,825.42x = 2,930,519.60
  5. Step 5: Solve for x
    x = 2,930,519.60/1,825.42
  6. Step 6: Final answer
    x = 1,605.39

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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.