Home / 3,095.11-4,640.09-1,145.95

Finding the Fourth Proportional to 3,095.11, 4,640.09 and 1,145.95

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Solution

The fourth proportional to 3,095.11, 4,640.09 and 1,145.95 is: 1,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.11 : 4,640.09 = 1,145.95 : x
  2. Step 2: Convert to fraction form
    3,095.11/4,640.09 = 1,145.95/x
  3. Step 3: Cross multiply
    3,095.11x = 4,640.09 × 1,145.95
  4. Step 4: Simplify right side
    3,095.11x = 5,317,293.81
  5. Step 5: Solve for x
    x = 5,317,293.81/3,095.11
  6. Step 6: Final answer
    x = 1,717.97

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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.