Home / 5,271.96-7,907.33-1,376.67

Finding the Fourth Proportional to 5,271.96, 7,907.33 and 1,376.67

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Solution

The fourth proportional to 5,271.96, 7,907.33 and 1,376.67 is: 2,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.96 : 7,907.33 = 1,376.67 : x
  2. Step 2: Convert to fraction form
    5,271.96/7,907.33 = 1,376.67/x
  3. Step 3: Cross multiply
    5,271.96x = 7,907.33 × 1,376.67
  4. Step 4: Simplify right side
    5,271.96x = 10,885,787.43
  5. Step 5: Solve for x
    x = 10,885,787.43/5,271.96
  6. Step 6: Final answer
    x = 2,064.85

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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.