Home / 4,560.38-6,840.24-1,440.50

Finding the Fourth Proportional to 4,560.38, 6,840.24 and 1,440.50

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Solution

The fourth proportional to 4,560.38, 6,840.24 and 1,440.50 is: 2,160.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,560.38 : 6,840.24 = 1,440.50 : x
  2. Step 2: Convert to fraction form
    4,560.38/6,840.24 = 1,440.50/x
  3. Step 3: Cross multiply
    4,560.38x = 6,840.24 × 1,440.50
  4. Step 4: Simplify right side
    4,560.38x = 9,853,365.72
  5. Step 5: Solve for x
    x = 9,853,365.72/4,560.38
  6. Step 6: Final answer
    x = 2,160.65

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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.