Home / 4,381.75-6,572.25-1,608.31

Finding the Fourth Proportional to 4,381.75, 6,572.25 and 1,608.31

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Solution

The fourth proportional to 4,381.75, 6,572.25 and 1,608.31 is: 2,412.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.75 : 6,572.25 = 1,608.31 : x
  2. Step 2: Convert to fraction form
    4,381.75/6,572.25 = 1,608.31/x
  3. Step 3: Cross multiply
    4,381.75x = 6,572.25 × 1,608.31
  4. Step 4: Simplify right side
    4,381.75x = 10,570,215.40
  5. Step 5: Solve for x
    x = 10,570,215.40/4,381.75
  6. Step 6: Final answer
    x = 2,412.33

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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.