Home / 4,650.22-6,418.48-2,661.40

Finding the Fourth Proportional to 4,650.22, 6,418.48 and 2,661.40

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Solution

The fourth proportional to 4,650.22, 6,418.48 and 2,661.40 is: 3,673.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.22 : 6,418.48 = 2,661.40 : x
  2. Step 2: Convert to fraction form
    4,650.22/6,418.48 = 2,661.40/x
  3. Step 3: Cross multiply
    4,650.22x = 6,418.48 × 2,661.40
  4. Step 4: Simplify right side
    4,650.22x = 17,082,142.67
  5. Step 5: Solve for x
    x = 17,082,142.67/4,650.22
  6. Step 6: Final answer
    x = 3,673.41

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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.