Home / 2,846.60-4,270.44-899.36

Finding the Fourth Proportional to 2,846.60, 4,270.44 and 899.36

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Solution

The fourth proportional to 2,846.60, 4,270.44 and 899.36 is: 1,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.60 : 4,270.44 = 899.36 : x
  2. Step 2: Convert to fraction form
    2,846.60/4,270.44 = 899.36/x
  3. Step 3: Cross multiply
    2,846.60x = 4,270.44 × 899.36
  4. Step 4: Simplify right side
    2,846.60x = 3,840,662.92
  5. Step 5: Solve for x
    x = 3,840,662.92/2,846.60
  6. Step 6: Final answer
    x = 1,349.21

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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.