Home / 3,117.07-4,674.39-1,168.21

Finding the Fourth Proportional to 3,117.07, 4,674.39 and 1,168.21

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Solution

The fourth proportional to 3,117.07, 4,674.39 and 1,168.21 is: 1,751.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.07 : 4,674.39 = 1,168.21 : x
  2. Step 2: Convert to fraction form
    3,117.07/4,674.39 = 1,168.21/x
  3. Step 3: Cross multiply
    3,117.07x = 4,674.39 × 1,168.21
  4. Step 4: Simplify right side
    3,117.07x = 5,460,669.14
  5. Step 5: Solve for x
    x = 5,460,669.14/3,117.07
  6. Step 6: Final answer
    x = 1,751.86

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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.