Home / 11,301.10-16,952.64-2,980.98

Finding the Fourth Proportional to 11,301.10, 16,952.64 and 2,980.98

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Solution

The fourth proportional to 11,301.10, 16,952.64 and 2,980.98 is: 4,471.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.10 : 16,952.64 = 2,980.98 : x
  2. Step 2: Convert to fraction form
    11,301.10/16,952.64 = 2,980.98/x
  3. Step 3: Cross multiply
    11,301.10x = 16,952.64 × 2,980.98
  4. Step 4: Simplify right side
    11,301.10x = 50,535,480.79
  5. Step 5: Solve for x
    x = 50,535,480.79/11,301.10
  6. Step 6: Final answer
    x = 4,471.73

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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.