Home / 3,043.24-4,199.66-1,645.99

Finding the Fourth Proportional to 3,043.24, 4,199.66 and 1,645.99

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Solution

The fourth proportional to 3,043.24, 4,199.66 and 1,645.99 is: 2,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.24 : 4,199.66 = 1,645.99 : x
  2. Step 2: Convert to fraction form
    3,043.24/4,199.66 = 1,645.99/x
  3. Step 3: Cross multiply
    3,043.24x = 4,199.66 × 1,645.99
  4. Step 4: Simplify right side
    3,043.24x = 6,912,598.36
  5. Step 5: Solve for x
    x = 6,912,598.36/3,043.24
  6. Step 6: Final answer
    x = 2,271.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.