Home / 5,539.62-8,307.06-1,840.86

Finding the Fourth Proportional to 5,539.62, 8,307.06 and 1,840.86

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Solution

The fourth proportional to 5,539.62, 8,307.06 and 1,840.86 is: 2,760.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.62 : 8,307.06 = 1,840.86 : x
  2. Step 2: Convert to fraction form
    5,539.62/8,307.06 = 1,840.86/x
  3. Step 3: Cross multiply
    5,539.62x = 8,307.06 × 1,840.86
  4. Step 4: Simplify right side
    5,539.62x = 15,292,134.47
  5. Step 5: Solve for x
    x = 15,292,134.47/5,539.62
  6. Step 6: Final answer
    x = 2,760.50

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.