Home / 3,438.88-4,735.92-2,962.96

Finding the Fourth Proportional to 3,438.88, 4,735.92 and 2,962.96

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Solution

The fourth proportional to 3,438.88, 4,735.92 and 2,962.96 is: 4,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.88 : 4,735.92 = 2,962.96 : x
  2. Step 2: Convert to fraction form
    3,438.88/4,735.92 = 2,962.96/x
  3. Step 3: Cross multiply
    3,438.88x = 4,735.92 × 2,962.96
  4. Step 4: Simplify right side
    3,438.88x = 14,032,341.52
  5. Step 5: Solve for x
    x = 14,032,341.52/3,438.88
  6. Step 6: Final answer
    x = 4,080.50

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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.