Home / 11,132.29-16,698.43-2,812.33

Finding the Fourth Proportional to 11,132.29, 16,698.43 and 2,812.33

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Solution

The fourth proportional to 11,132.29, 16,698.43 and 2,812.33 is: 4,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.29 : 16,698.43 = 2,812.33 : x
  2. Step 2: Convert to fraction form
    11,132.29/16,698.43 = 2,812.33/x
  3. Step 3: Cross multiply
    11,132.29x = 16,698.43 × 2,812.33
  4. Step 4: Simplify right side
    11,132.29x = 46,961,457.41
  5. Step 5: Solve for x
    x = 46,961,457.41/11,132.29
  6. Step 6: Final answer
    x = 4,218.49

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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.