Home / 2,419.46-3,626.48-1,686.82

Finding the Fourth Proportional to 2,419.46, 3,626.48 and 1,686.82

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Solution

The fourth proportional to 2,419.46, 3,626.48 and 1,686.82 is: 2,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.46 : 3,626.48 = 1,686.82 : x
  2. Step 2: Convert to fraction form
    2,419.46/3,626.48 = 1,686.82/x
  3. Step 3: Cross multiply
    2,419.46x = 3,626.48 × 1,686.82
  4. Step 4: Simplify right side
    2,419.46x = 6,117,218.99
  5. Step 5: Solve for x
    x = 6,117,218.99/2,419.46
  6. Step 6: Final answer
    x = 2,528.34

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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.