Home / 6,087.78-8,401.23-3,435.21

Finding the Fourth Proportional to 6,087.78, 8,401.23 and 3,435.21

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Solution

The fourth proportional to 6,087.78, 8,401.23 and 3,435.21 is: 4,740.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.78 : 8,401.23 = 3,435.21 : x
  2. Step 2: Convert to fraction form
    6,087.78/8,401.23 = 3,435.21/x
  3. Step 3: Cross multiply
    6,087.78x = 8,401.23 × 3,435.21
  4. Step 4: Simplify right side
    6,087.78x = 28,859,989.31
  5. Step 5: Solve for x
    x = 28,859,989.31/6,087.78
  6. Step 6: Final answer
    x = 4,740.64

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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.