Home / 4,239.98-6,358.89-1,898.67

Finding the Fourth Proportional to 4,239.98, 6,358.89 and 1,898.67

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Solution

The fourth proportional to 4,239.98, 6,358.89 and 1,898.67 is: 2,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.98 : 6,358.89 = 1,898.67 : x
  2. Step 2: Convert to fraction form
    4,239.98/6,358.89 = 1,898.67/x
  3. Step 3: Cross multiply
    4,239.98x = 6,358.89 × 1,898.67
  4. Step 4: Simplify right side
    4,239.98x = 12,073,433.68
  5. Step 5: Solve for x
    x = 12,073,433.68/4,239.98
  6. Step 6: Final answer
    x = 2,847.52

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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.