Home / 2,069.27-2,855.54-1,125.02

Finding the Fourth Proportional to 2,069.27, 2,855.54 and 1,125.02

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Solution

The fourth proportional to 2,069.27, 2,855.54 and 1,125.02 is: 1,552.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.27 : 2,855.54 = 1,125.02 : x
  2. Step 2: Convert to fraction form
    2,069.27/2,855.54 = 1,125.02/x
  3. Step 3: Cross multiply
    2,069.27x = 2,855.54 × 1,125.02
  4. Step 4: Simplify right side
    2,069.27x = 3,212,533.99
  5. Step 5: Solve for x
    x = 3,212,533.99/2,069.27
  6. Step 6: Final answer
    x = 1,552.50

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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.