Home / 3,077.42-4,608.39-1,902.59

Finding the Fourth Proportional to 3,077.42, 4,608.39 and 1,902.59

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Solution

The fourth proportional to 3,077.42, 4,608.39 and 1,902.59 is: 2,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.42 : 4,608.39 = 1,902.59 : x
  2. Step 2: Convert to fraction form
    3,077.42/4,608.39 = 1,902.59/x
  3. Step 3: Cross multiply
    3,077.42x = 4,608.39 × 1,902.59
  4. Step 4: Simplify right side
    3,077.42x = 8,767,853.69
  5. Step 5: Solve for x
    x = 8,767,853.69/3,077.42
  6. Step 6: Final answer
    x = 2,849.10

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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.