Home / 2,908.12-4,015.02-2,023.60

Finding the Fourth Proportional to 2,908.12, 4,015.02 and 2,023.60

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Solution

The fourth proportional to 2,908.12, 4,015.02 and 2,023.60 is: 2,793.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.12 : 4,015.02 = 2,023.60 : x
  2. Step 2: Convert to fraction form
    2,908.12/4,015.02 = 2,023.60/x
  3. Step 3: Cross multiply
    2,908.12x = 4,015.02 × 2,023.60
  4. Step 4: Simplify right side
    2,908.12x = 8,124,794.47
  5. Step 5: Solve for x
    x = 8,124,794.47/2,908.12
  6. Step 6: Final answer
    x = 2,793.83

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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.