Home / 3,389.61-4,675.43-2,443.84

Finding the Fourth Proportional to 3,389.61, 4,675.43 and 2,443.84

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Solution

The fourth proportional to 3,389.61, 4,675.43 and 2,443.84 is: 3,370.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.61 : 4,675.43 = 2,443.84 : x
  2. Step 2: Convert to fraction form
    3,389.61/4,675.43 = 2,443.84/x
  3. Step 3: Cross multiply
    3,389.61x = 4,675.43 × 2,443.84
  4. Step 4: Simplify right side
    3,389.61x = 11,425,997.27
  5. Step 5: Solve for x
    x = 11,425,997.27/3,389.61
  6. Step 6: Final answer
    x = 3,370.88

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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.