Home / 4,480.44-6,719.70-1,707

Finding the Fourth Proportional to 4,480.44, 6,719.70 and 1,707

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Solution

The fourth proportional to 4,480.44, 6,719.70 and 1,707 is: 2,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.44 : 6,719.70 = 1,707 : x
  2. Step 2: Convert to fraction form
    4,480.44/6,719.70 = 1,707/x
  3. Step 3: Cross multiply
    4,480.44x = 6,719.70 × 1,707
  4. Step 4: Simplify right side
    4,480.44x = 11,470,527.90
  5. Step 5: Solve for x
    x = 11,470,527.90/4,480.44
  6. Step 6: Final answer
    x = 2,560.13

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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.