Home / 11,903.20-16,426.96-6,598.88

Finding the Fourth Proportional to 11,903.20, 16,426.96 and 6,598.88

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Solution

The fourth proportional to 11,903.20, 16,426.96 and 6,598.88 is: 9,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.20 : 16,426.96 = 6,598.88 : x
  2. Step 2: Convert to fraction form
    11,903.20/16,426.96 = 6,598.88/x
  3. Step 3: Cross multiply
    11,903.20x = 16,426.96 × 6,598.88
  4. Step 4: Simplify right side
    11,903.20x = 108,399,537.80
  5. Step 5: Solve for x
    x = 108,399,537.80/11,903.20
  6. Step 6: Final answer
    x = 9,106.76

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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.