Home / 3,288.09-4,930.32-1,095.63

Finding the Fourth Proportional to 3,288.09, 4,930.32 and 1,095.63

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Solution

The fourth proportional to 3,288.09, 4,930.32 and 1,095.63 is: 1,642.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.09 : 4,930.32 = 1,095.63 : x
  2. Step 2: Convert to fraction form
    3,288.09/4,930.32 = 1,095.63/x
  3. Step 3: Cross multiply
    3,288.09x = 4,930.32 × 1,095.63
  4. Step 4: Simplify right side
    3,288.09x = 5,401,806.50
  5. Step 5: Solve for x
    x = 5,401,806.50/3,288.09
  6. Step 6: Final answer
    x = 1,642.84

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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.