Home / 6,221.46-8,573.81-4,449.99

Finding the Fourth Proportional to 6,221.46, 8,573.81 and 4,449.99

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Solution

The fourth proportional to 6,221.46, 8,573.81 and 4,449.99 is: 6,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.46 : 8,573.81 = 4,449.99 : x
  2. Step 2: Convert to fraction form
    6,221.46/8,573.81 = 4,449.99/x
  3. Step 3: Cross multiply
    6,221.46x = 8,573.81 × 4,449.99
  4. Step 4: Simplify right side
    6,221.46x = 38,153,346.51
  5. Step 5: Solve for x
    x = 38,153,346.51/6,221.46
  6. Step 6: Final answer
    x = 6,132.54

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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.