Home / 4,309.76-6,450.16-3,038.56

Finding the Fourth Proportional to 4,309.76, 6,450.16 and 3,038.56

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Solution

The fourth proportional to 4,309.76, 6,450.16 and 3,038.56 is: 4,547.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.76 : 6,450.16 = 3,038.56 : x
  2. Step 2: Convert to fraction form
    4,309.76/6,450.16 = 3,038.56/x
  3. Step 3: Cross multiply
    4,309.76x = 6,450.16 × 3,038.56
  4. Step 4: Simplify right side
    4,309.76x = 19,599,198.17
  5. Step 5: Solve for x
    x = 19,599,198.17/4,309.76
  6. Step 6: Final answer
    x = 4,547.63

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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.