Home / 4,440.38-6,662.45-1,666.64

Finding the Fourth Proportional to 4,440.38, 6,662.45 and 1,666.64

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Solution

The fourth proportional to 4,440.38, 6,662.45 and 1,666.64 is: 2,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.38 : 6,662.45 = 1,666.64 : x
  2. Step 2: Convert to fraction form
    4,440.38/6,662.45 = 1,666.64/x
  3. Step 3: Cross multiply
    4,440.38x = 6,662.45 × 1,666.64
  4. Step 4: Simplify right side
    4,440.38x = 11,103,926.49
  5. Step 5: Solve for x
    x = 11,103,926.49/4,440.38
  6. Step 6: Final answer
    x = 2,500.67

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1.5x scale

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.