Home / 6,853.25-10,280.67-3,340.76

Finding the Fourth Proportional to 6,853.25, 10,280.67 and 3,340.76

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Solution

The fourth proportional to 6,853.25, 10,280.67 and 3,340.76 is: 5,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.25 : 10,280.67 = 3,340.76 : x
  2. Step 2: Convert to fraction form
    6,853.25/10,280.67 = 3,340.76/x
  3. Step 3: Cross multiply
    6,853.25x = 10,280.67 × 3,340.76
  4. Step 4: Simplify right side
    6,853.25x = 34,345,187.18
  5. Step 5: Solve for x
    x = 34,345,187.18/6,853.25
  6. Step 6: Final answer
    x = 5,011.52

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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.