Home / 3,002.21-4,143.24-1,675.97

Finding the Fourth Proportional to 3,002.21, 4,143.24 and 1,675.97

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Solution

The fourth proportional to 3,002.21, 4,143.24 and 1,675.97 is: 2,312.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.21 : 4,143.24 = 1,675.97 : x
  2. Step 2: Convert to fraction form
    3,002.21/4,143.24 = 1,675.97/x
  3. Step 3: Cross multiply
    3,002.21x = 4,143.24 × 1,675.97
  4. Step 4: Simplify right side
    3,002.21x = 6,943,925.23
  5. Step 5: Solve for x
    x = 6,943,925.23/3,002.21
  6. Step 6: Final answer
    x = 2,312.94

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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.