Home / 6,100.10-8,418.16-3,305.60

Finding the Fourth Proportional to 6,100.10, 8,418.16 and 3,305.60

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Solution

The fourth proportional to 6,100.10, 8,418.16 and 3,305.60 is: 4,561.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.10 : 8,418.16 = 3,305.60 : x
  2. Step 2: Convert to fraction form
    6,100.10/8,418.16 = 3,305.60/x
  3. Step 3: Cross multiply
    6,100.10x = 8,418.16 × 3,305.60
  4. Step 4: Simplify right side
    6,100.10x = 27,827,069.70
  5. Step 5: Solve for x
    x = 27,827,069.70/6,100.10
  6. Step 6: Final answer
    x = 4,561.74

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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.