Home / 6,815.46-10,221.93-4,342.98

Finding the Fourth Proportional to 6,815.46, 10,221.93 and 4,342.98

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Solution

The fourth proportional to 6,815.46, 10,221.93 and 4,342.98 is: 6,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.46 : 10,221.93 = 4,342.98 : x
  2. Step 2: Convert to fraction form
    6,815.46/10,221.93 = 4,342.98/x
  3. Step 3: Cross multiply
    6,815.46x = 10,221.93 × 4,342.98
  4. Step 4: Simplify right side
    6,815.46x = 44,393,637.55
  5. Step 5: Solve for x
    x = 44,393,637.55/6,815.46
  6. Step 6: Final answer
    x = 6,513.67

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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.