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Finding the Fourth Proportional to 10,952.94, 16,425.96 and 3,555.68

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Solution

The fourth proportional to 10,952.94, 16,425.96 and 3,555.68 is: 5,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.94 : 16,425.96 = 3,555.68 : x
  2. Step 2: Convert to fraction form
    10,952.94/16,425.96 = 3,555.68/x
  3. Step 3: Cross multiply
    10,952.94x = 16,425.96 × 3,555.68
  4. Step 4: Simplify right side
    10,952.94x = 58,405,457.45
  5. Step 5: Solve for x
    x = 58,405,457.45/10,952.94
  6. Step 6: Final answer
    x = 5,332.40

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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.