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Finding the Fourth Proportional to 4,305.69, 6,459.18 and 1,840.50

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Solution

The fourth proportional to 4,305.69, 6,459.18 and 1,840.50 is: 2,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.69 : 6,459.18 = 1,840.50 : x
  2. Step 2: Convert to fraction form
    4,305.69/6,459.18 = 1,840.50/x
  3. Step 3: Cross multiply
    4,305.69x = 6,459.18 × 1,840.50
  4. Step 4: Simplify right side
    4,305.69x = 11,888,120.79
  5. Step 5: Solve for x
    x = 11,888,120.79/4,305.69
  6. Step 6: Final answer
    x = 2,761.03

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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.