Home / 11,205.24-16,802.98-3,412.22

Finding the Fourth Proportional to 11,205.24, 16,802.98 and 3,412.22

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Solution

The fourth proportional to 11,205.24, 16,802.98 and 3,412.22 is: 5,116.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.24 : 16,802.98 = 3,412.22 : x
  2. Step 2: Convert to fraction form
    11,205.24/16,802.98 = 3,412.22/x
  3. Step 3: Cross multiply
    11,205.24x = 16,802.98 × 3,412.22
  4. Step 4: Simplify right side
    11,205.24x = 57,335,464.42
  5. Step 5: Solve for x
    x = 57,335,464.42/11,205.24
  6. Step 6: Final answer
    x = 5,116.84

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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.