Home / 6,285.80-8,674.39-4,296.31

Finding the Fourth Proportional to 6,285.80, 8,674.39 and 4,296.31

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Solution

The fourth proportional to 6,285.80, 8,674.39 and 4,296.31 is: 5,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.80 : 8,674.39 = 4,296.31 : x
  2. Step 2: Convert to fraction form
    6,285.80/8,674.39 = 4,296.31/x
  3. Step 3: Cross multiply
    6,285.80x = 8,674.39 × 4,296.31
  4. Step 4: Simplify right side
    6,285.80x = 37,267,868.50
  5. Step 5: Solve for x
    x = 37,267,868.50/6,285.80
  6. Step 6: Final answer
    x = 5,928.90

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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.