Home / 5,069.16-6,993.86-2,830.72

Finding the Fourth Proportional to 5,069.16, 6,993.86 and 2,830.72

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Solution

The fourth proportional to 5,069.16, 6,993.86 and 2,830.72 is: 3,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.16 : 6,993.86 = 2,830.72 : x
  2. Step 2: Convert to fraction form
    5,069.16/6,993.86 = 2,830.72/x
  3. Step 3: Cross multiply
    5,069.16x = 6,993.86 × 2,830.72
  4. Step 4: Simplify right side
    5,069.16x = 19,797,659.38
  5. Step 5: Solve for x
    x = 19,797,659.38/5,069.16
  6. Step 6: Final answer
    x = 3,905.51

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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.