Home / 6,302.21-8,698.79-3,650.67

Finding the Fourth Proportional to 6,302.21, 8,698.79 and 3,650.67

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Solution

The fourth proportional to 6,302.21, 8,698.79 and 3,650.67 is: 5,038.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.21 : 8,698.79 = 3,650.67 : x
  2. Step 2: Convert to fraction form
    6,302.21/8,698.79 = 3,650.67/x
  3. Step 3: Cross multiply
    6,302.21x = 8,698.79 × 3,650.67
  4. Step 4: Simplify right side
    6,302.21x = 31,756,420.82
  5. Step 5: Solve for x
    x = 31,756,420.82/6,302.21
  6. Step 6: Final answer
    x = 5,038.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.