Home / 4,259.72-5,879.22-2,666.60

Finding the Fourth Proportional to 4,259.72, 5,879.22 and 2,666.60

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Solution

The fourth proportional to 4,259.72, 5,879.22 and 2,666.60 is: 3,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.72 : 5,879.22 = 2,666.60 : x
  2. Step 2: Convert to fraction form
    4,259.72/5,879.22 = 2,666.60/x
  3. Step 3: Cross multiply
    4,259.72x = 5,879.22 × 2,666.60
  4. Step 4: Simplify right side
    4,259.72x = 15,677,528.05
  5. Step 5: Solve for x
    x = 15,677,528.05/4,259.72
  6. Step 6: Final answer
    x = 3,680.41

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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.