Home / 4,299.96-6,455.91-2,221.50

Finding the Fourth Proportional to 4,299.96, 6,455.91 and 2,221.50

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Solution

The fourth proportional to 4,299.96, 6,455.91 and 2,221.50 is: 3,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.96 : 6,455.91 = 2,221.50 : x
  2. Step 2: Convert to fraction form
    4,299.96/6,455.91 = 2,221.50/x
  3. Step 3: Cross multiply
    4,299.96x = 6,455.91 × 2,221.50
  4. Step 4: Simplify right side
    4,299.96x = 14,341,804.07
  5. Step 5: Solve for x
    x = 14,341,804.07/4,299.96
  6. Step 6: Final answer
    x = 3,335.33

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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.