Home / 7,705.33-10,633.38-4,168.57

Finding the Fourth Proportional to 7,705.33, 10,633.38 and 4,168.57

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Solution

The fourth proportional to 7,705.33, 10,633.38 and 4,168.57 is: 5,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.33 : 10,633.38 = 4,168.57 : x
  2. Step 2: Convert to fraction form
    7,705.33/10,633.38 = 4,168.57/x
  3. Step 3: Cross multiply
    7,705.33x = 10,633.38 × 4,168.57
  4. Step 4: Simplify right side
    7,705.33x = 44,325,988.87
  5. Step 5: Solve for x
    x = 44,325,988.87/7,705.33
  6. Step 6: Final answer
    x = 5,752.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.