Home / 10,800.36-16,190.82-3,873.24

Finding the Fourth Proportional to 10,800.36, 16,190.82 and 3,873.24

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Solution

The fourth proportional to 10,800.36, 16,190.82 and 3,873.24 is: 5,806.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.36 : 16,190.82 = 3,873.24 : x
  2. Step 2: Convert to fraction form
    10,800.36/16,190.82 = 3,873.24/x
  3. Step 3: Cross multiply
    10,800.36x = 16,190.82 × 3,873.24
  4. Step 4: Simplify right side
    10,800.36x = 62,710,931.66
  5. Step 5: Solve for x
    x = 62,710,931.66/10,800.36
  6. Step 6: Final answer
    x = 5,806.37

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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.