Home / 6,087.79-8,400.19-3,435.15

Finding the Fourth Proportional to 6,087.79, 8,400.19 and 3,435.15

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Solution

The fourth proportional to 6,087.79, 8,400.19 and 3,435.15 is: 4,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.79 : 8,400.19 = 3,435.15 : x
  2. Step 2: Convert to fraction form
    6,087.79/8,400.19 = 3,435.15/x
  3. Step 3: Cross multiply
    6,087.79x = 8,400.19 × 3,435.15
  4. Step 4: Simplify right side
    6,087.79x = 28,855,912.68
  5. Step 5: Solve for x
    x = 28,855,912.68/6,087.79
  6. Step 6: Final answer
    x = 4,739.97

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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.