Home / 6,178.98-8,520.21-4,759.59

Finding the Fourth Proportional to 6,178.98, 8,520.21 and 4,759.59

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Solution

The fourth proportional to 6,178.98, 8,520.21 and 4,759.59 is: 6,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.98 : 8,520.21 = 4,759.59 : x
  2. Step 2: Convert to fraction form
    6,178.98/8,520.21 = 4,759.59/x
  3. Step 3: Cross multiply
    6,178.98x = 8,520.21 × 4,759.59
  4. Step 4: Simplify right side
    6,178.98x = 40,552,706.31
  5. Step 5: Solve for x
    x = 40,552,706.31/6,178.98
  6. Step 6: Final answer
    x = 6,563.01

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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.