Home / 6,199.20-8,554.59-3,681.63

Finding the Fourth Proportional to 6,199.20, 8,554.59 and 3,681.63

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Solution

The fourth proportional to 6,199.20, 8,554.59 and 3,681.63 is: 5,080.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.20 : 8,554.59 = 3,681.63 : x
  2. Step 2: Convert to fraction form
    6,199.20/8,554.59 = 3,681.63/x
  3. Step 3: Cross multiply
    6,199.20x = 8,554.59 × 3,681.63
  4. Step 4: Simplify right side
    6,199.20x = 31,494,835.18
  5. Step 5: Solve for x
    x = 31,494,835.18/6,199.20
  6. Step 6: Final answer
    x = 5,080.47

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Half scale
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Double scale
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Similar ratio
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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.