Home / 7,971.51-11,951.85-4,463.93

Finding the Fourth Proportional to 7,971.51, 11,951.85 and 4,463.93

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Solution

The fourth proportional to 7,971.51, 11,951.85 and 4,463.93 is: 6,692.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.51 : 11,951.85 = 4,463.93 : x
  2. Step 2: Convert to fraction form
    7,971.51/11,951.85 = 4,463.93/x
  3. Step 3: Cross multiply
    7,971.51x = 11,951.85 × 4,463.93
  4. Step 4: Simplify right side
    7,971.51x = 53,352,139.69
  5. Step 5: Solve for x
    x = 53,352,139.69/7,971.51
  6. Step 6: Final answer
    x = 6,692.86

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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.