Home / 6,075.80-8,384.44-3,423.15

Finding the Fourth Proportional to 6,075.80, 8,384.44 and 3,423.15

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Solution

The fourth proportional to 6,075.80, 8,384.44 and 3,423.15 is: 4,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.80 : 8,384.44 = 3,423.15 : x
  2. Step 2: Convert to fraction form
    6,075.80/8,384.44 = 3,423.15/x
  3. Step 3: Cross multiply
    6,075.80x = 8,384.44 × 3,423.15
  4. Step 4: Simplify right side
    6,075.80x = 28,701,195.79
  5. Step 5: Solve for x
    x = 28,701,195.79/6,075.80
  6. Step 6: Final answer
    x = 4,723.85

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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.