Home / 9,563.68-14,344.80-2,638.72

Finding the Fourth Proportional to 9,563.68, 14,344.80 and 2,638.72

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Solution

The fourth proportional to 9,563.68, 14,344.80 and 2,638.72 is: 3,957.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,563.68 : 14,344.80 = 2,638.72 : x
  2. Step 2: Convert to fraction form
    9,563.68/14,344.80 = 2,638.72/x
  3. Step 3: Cross multiply
    9,563.68x = 14,344.80 × 2,638.72
  4. Step 4: Simplify right side
    9,563.68x = 37,851,910.66
  5. Step 5: Solve for x
    x = 37,851,910.66/9,563.68
  6. Step 6: Final answer
    x = 3,957.88

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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.