Home / 9,938.32-14,898.84-3,786.64

Finding the Fourth Proportional to 9,938.32, 14,898.84 and 3,786.64

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Solution

The fourth proportional to 9,938.32, 14,898.84 and 3,786.64 is: 5,676.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.32 : 14,898.84 = 3,786.64 : x
  2. Step 2: Convert to fraction form
    9,938.32/14,898.84 = 3,786.64/x
  3. Step 3: Cross multiply
    9,938.32x = 14,898.84 × 3,786.64
  4. Step 4: Simplify right side
    9,938.32x = 56,416,543.50
  5. Step 5: Solve for x
    x = 56,416,543.50/9,938.32
  6. Step 6: Final answer
    x = 5,676.67

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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.