Home / 2,069.14-2,855.42-1,124.94

Finding the Fourth Proportional to 2,069.14, 2,855.42 and 1,124.94

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Solution

The fourth proportional to 2,069.14, 2,855.42 and 1,124.94 is: 1,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.14 : 2,855.42 = 1,124.94 : x
  2. Step 2: Convert to fraction form
    2,069.14/2,855.42 = 1,124.94/x
  3. Step 3: Cross multiply
    2,069.14x = 2,855.42 × 1,124.94
  4. Step 4: Simplify right side
    2,069.14x = 3,212,176.17
  5. Step 5: Solve for x
    x = 3,212,176.17/2,069.14
  6. Step 6: Final answer
    x = 1,552.42

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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.