Home / 9,437.49-14,161.68-3,889.80

Finding the Fourth Proportional to 9,437.49, 14,161.68 and 3,889.80

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Solution

The fourth proportional to 9,437.49, 14,161.68 and 3,889.80 is: 5,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.49 : 14,161.68 = 3,889.80 : x
  2. Step 2: Convert to fraction form
    9,437.49/14,161.68 = 3,889.80/x
  3. Step 3: Cross multiply
    9,437.49x = 14,161.68 × 3,889.80
  4. Step 4: Simplify right side
    9,437.49x = 55,086,102.86
  5. Step 5: Solve for x
    x = 55,086,102.86/9,437.49
  6. Step 6: Final answer
    x = 5,836.94

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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.