Home / 11,580.09-17,370.13-2,814.99

Finding the Fourth Proportional to 11,580.09, 17,370.13 and 2,814.99

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Solution

The fourth proportional to 11,580.09, 17,370.13 and 2,814.99 is: 4,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.09 : 17,370.13 = 2,814.99 : x
  2. Step 2: Convert to fraction form
    11,580.09/17,370.13 = 2,814.99/x
  3. Step 3: Cross multiply
    11,580.09x = 17,370.13 × 2,814.99
  4. Step 4: Simplify right side
    11,580.09x = 48,896,742.25
  5. Step 5: Solve for x
    x = 48,896,742.25/11,580.09
  6. Step 6: Final answer
    x = 4,222.48

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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.