Home / 10,935.35-16,393.26-4,270.30

Finding the Fourth Proportional to 10,935.35, 16,393.26 and 4,270.30

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Solution

The fourth proportional to 10,935.35, 16,393.26 and 4,270.30 is: 6,401.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.35 : 16,393.26 = 4,270.30 : x
  2. Step 2: Convert to fraction form
    10,935.35/16,393.26 = 4,270.30/x
  3. Step 3: Cross multiply
    10,935.35x = 16,393.26 × 4,270.30
  4. Step 4: Simplify right side
    10,935.35x = 70,004,097.19
  5. Step 5: Solve for x
    x = 70,004,097.19/10,935.35
  6. Step 6: Final answer
    x = 6,401.63

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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.