Home / 5,971.91-8,958.67-2,075.81

Finding the Fourth Proportional to 5,971.91, 8,958.67 and 2,075.81

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Solution

The fourth proportional to 5,971.91, 8,958.67 and 2,075.81 is: 3,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.91 : 8,958.67 = 2,075.81 : x
  2. Step 2: Convert to fraction form
    5,971.91/8,958.67 = 2,075.81/x
  3. Step 3: Cross multiply
    5,971.91x = 8,958.67 × 2,075.81
  4. Step 4: Simplify right side
    5,971.91x = 18,596,446.79
  5. Step 5: Solve for x
    x = 18,596,446.79/5,971.91
  6. Step 6: Final answer
    x = 3,113.99

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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.