Home / 4,425.52-6,638.17-1,305.63

Finding the Fourth Proportional to 4,425.52, 6,638.17 and 1,305.63

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Solution

The fourth proportional to 4,425.52, 6,638.17 and 1,305.63 is: 1,958.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.52 : 6,638.17 = 1,305.63 : x
  2. Step 2: Convert to fraction form
    4,425.52/6,638.17 = 1,305.63/x
  3. Step 3: Cross multiply
    4,425.52x = 6,638.17 × 1,305.63
  4. Step 4: Simplify right side
    4,425.52x = 8,666,993.90
  5. Step 5: Solve for x
    x = 8,666,993.90/4,425.52
  6. Step 6: Final answer
    x = 1,958.41

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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.