Home / 6,018.77-8,302.34-3,776.75

Finding the Fourth Proportional to 6,018.77, 8,302.34 and 3,776.75

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Solution

The fourth proportional to 6,018.77, 8,302.34 and 3,776.75 is: 5,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.77 : 8,302.34 = 3,776.75 : x
  2. Step 2: Convert to fraction form
    6,018.77/8,302.34 = 3,776.75/x
  3. Step 3: Cross multiply
    6,018.77x = 8,302.34 × 3,776.75
  4. Step 4: Simplify right side
    6,018.77x = 31,355,843.71
  5. Step 5: Solve for x
    x = 31,355,843.71/6,018.77
  6. Step 6: Final answer
    x = 5,209.68

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Half scale
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Double scale
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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.