Home / 7,078.16-10,616.42-1,884.44

Finding the Fourth Proportional to 7,078.16, 10,616.42 and 1,884.44

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Solution

The fourth proportional to 7,078.16, 10,616.42 and 1,884.44 is: 2,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078.16 : 10,616.42 = 1,884.44 : x
  2. Step 2: Convert to fraction form
    7,078.16/10,616.42 = 1,884.44/x
  3. Step 3: Cross multiply
    7,078.16x = 10,616.42 × 1,884.44
  4. Step 4: Simplify right side
    7,078.16x = 20,005,944.00
  5. Step 5: Solve for x
    x = 20,005,944.00/7,078.16
  6. Step 6: Final answer
    x = 2,826.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.