Home / 5,905.85-8,864.94-2,621.26

Finding the Fourth Proportional to 5,905.85, 8,864.94 and 2,621.26

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Solution

The fourth proportional to 5,905.85, 8,864.94 and 2,621.26 is: 3,934.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.85 : 8,864.94 = 2,621.26 : x
  2. Step 2: Convert to fraction form
    5,905.85/8,864.94 = 2,621.26/x
  3. Step 3: Cross multiply
    5,905.85x = 8,864.94 × 2,621.26
  4. Step 4: Simplify right side
    5,905.85x = 23,237,333.54
  5. Step 5: Solve for x
    x = 23,237,333.54/5,905.85
  6. Step 6: Final answer
    x = 3,934.63

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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.