Home / 2,891.09-4,328.44-2,300.60

Finding the Fourth Proportional to 2,891.09, 4,328.44 and 2,300.60

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Solution

The fourth proportional to 2,891.09, 4,328.44 and 2,300.60 is: 3,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.09 : 4,328.44 = 2,300.60 : x
  2. Step 2: Convert to fraction form
    2,891.09/4,328.44 = 2,300.60/x
  3. Step 3: Cross multiply
    2,891.09x = 4,328.44 × 2,300.60
  4. Step 4: Simplify right side
    2,891.09x = 9,958,014.13
  5. Step 5: Solve for x
    x = 9,958,014.13/2,891.09
  6. Step 6: Final answer
    x = 3,444.38

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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.