Home / 6,075.60-8,384.14-3,422.85

Finding the Fourth Proportional to 6,075.60, 8,384.14 and 3,422.85

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Solution

The fourth proportional to 6,075.60, 8,384.14 and 3,422.85 is: 4,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.60 : 8,384.14 = 3,422.85 : x
  2. Step 2: Convert to fraction form
    6,075.60/8,384.14 = 3,422.85/x
  3. Step 3: Cross multiply
    6,075.60x = 8,384.14 × 3,422.85
  4. Step 4: Simplify right side
    6,075.60x = 28,697,653.60
  5. Step 5: Solve for x
    x = 28,697,653.60/6,075.60
  6. Step 6: Final answer
    x = 4,723.43

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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.