Home / 4,608.05-6,912.77-1,685.66

Finding the Fourth Proportional to 4,608.05, 6,912.77 and 1,685.66

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Solution

The fourth proportional to 4,608.05, 6,912.77 and 1,685.66 is: 2,528.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.05 : 6,912.77 = 1,685.66 : x
  2. Step 2: Convert to fraction form
    4,608.05/6,912.77 = 1,685.66/x
  3. Step 3: Cross multiply
    4,608.05x = 6,912.77 × 1,685.66
  4. Step 4: Simplify right side
    4,608.05x = 11,652,536.89
  5. Step 5: Solve for x
    x = 11,652,536.89/4,608.05
  6. Step 6: Final answer
    x = 2,528.74

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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.