Home / 5,406.21-8,110.98-3,065.49

Finding the Fourth Proportional to 5,406.21, 8,110.98 and 3,065.49

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Solution

The fourth proportional to 5,406.21, 8,110.98 and 3,065.49 is: 4,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.21 : 8,110.98 = 3,065.49 : x
  2. Step 2: Convert to fraction form
    5,406.21/8,110.98 = 3,065.49/x
  3. Step 3: Cross multiply
    5,406.21x = 8,110.98 × 3,065.49
  4. Step 4: Simplify right side
    5,406.21x = 24,864,128.08
  5. Step 5: Solve for x
    x = 24,864,128.08/5,406.21
  6. Step 6: Final answer
    x = 4,599.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.