Home / 3,805.10-5,703.75-2,419.46

Finding the Fourth Proportional to 3,805.10, 5,703.75 and 2,419.46

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Solution

The fourth proportional to 3,805.10, 5,703.75 and 2,419.46 is: 3,626.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805.10 : 5,703.75 = 2,419.46 : x
  2. Step 2: Convert to fraction form
    3,805.10/5,703.75 = 2,419.46/x
  3. Step 3: Cross multiply
    3,805.10x = 5,703.75 × 2,419.46
  4. Step 4: Simplify right side
    3,805.10x = 13,799,994.98
  5. Step 5: Solve for x
    x = 13,799,994.98/3,805.10
  6. Step 6: Final answer
    x = 3,626.71

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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.