Home / 4,449.45-6,707.93-4,211.31

Finding the Fourth Proportional to 4,449.45, 6,707.93 and 4,211.31

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Solution

The fourth proportional to 4,449.45, 6,707.93 and 4,211.31 is: 6,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.45 : 6,707.93 = 4,211.31 : x
  2. Step 2: Convert to fraction form
    4,449.45/6,707.93 = 4,211.31/x
  3. Step 3: Cross multiply
    4,449.45x = 6,707.93 × 4,211.31
  4. Step 4: Simplify right side
    4,449.45x = 28,249,172.69
  5. Step 5: Solve for x
    x = 28,249,172.69/4,449.45
  6. Step 6: Final answer
    x = 6,348.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.