Home / 3,043.19-4,199.61-1,645.94

Finding the Fourth Proportional to 3,043.19, 4,199.61 and 1,645.94

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Solution

The fourth proportional to 3,043.19, 4,199.61 and 1,645.94 is: 2,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.19 : 4,199.61 = 1,645.94 : x
  2. Step 2: Convert to fraction form
    3,043.19/4,199.61 = 1,645.94/x
  3. Step 3: Cross multiply
    3,043.19x = 4,199.61 × 1,645.94
  4. Step 4: Simplify right side
    3,043.19x = 6,912,306.08
  5. Step 5: Solve for x
    x = 6,912,306.08/3,043.19
  6. Step 6: Final answer
    x = 2,271.40

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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.