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Finding the Fourth Proportional to 6,087.95, 8,407.05 and 4,480.50

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Solution

The fourth proportional to 6,087.95, 8,407.05 and 4,480.50 is: 6,187.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.95 : 8,407.05 = 4,480.50 : x
  2. Step 2: Convert to fraction form
    6,087.95/8,407.05 = 4,480.50/x
  3. Step 3: Cross multiply
    6,087.95x = 8,407.05 × 4,480.50
  4. Step 4: Simplify right side
    6,087.95x = 37,667,765.12
  5. Step 5: Solve for x
    x = 37,667,765.12/6,087.95
  6. Step 6: Final answer
    x = 6,187.27

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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.