Home / 10,271.62-15,406.24-2,876.67

Finding the Fourth Proportional to 10,271.62, 15,406.24 and 2,876.67

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Solution

The fourth proportional to 10,271.62, 15,406.24 and 2,876.67 is: 4,314.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.62 : 15,406.24 = 2,876.67 : x
  2. Step 2: Convert to fraction form
    10,271.62/15,406.24 = 2,876.67/x
  3. Step 3: Cross multiply
    10,271.62x = 15,406.24 × 2,876.67
  4. Step 4: Simplify right side
    10,271.62x = 44,318,668.42
  5. Step 5: Solve for x
    x = 44,318,668.42/10,271.62
  6. Step 6: Final answer
    x = 4,314.67

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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.