Home / 4,426.45-6,638.15-1,963.00

Finding the Fourth Proportional to 4,426.45, 6,638.15 and 1,963.00

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Solution

The fourth proportional to 4,426.45, 6,638.15 and 1,963.00 is: 2,943.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.45 : 6,638.15 = 1,963.00 : x
  2. Step 2: Convert to fraction form
    4,426.45/6,638.15 = 1,963.00/x
  3. Step 3: Cross multiply
    4,426.45x = 6,638.15 × 1,963.00
  4. Step 4: Simplify right side
    4,426.45x = 13,030,645.44
  5. Step 5: Solve for x
    x = 13,030,645.44/4,426.45
  6. Step 6: Final answer
    x = 2,943.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.