Home / 11,169.04-16,763.28-7,277.80

Finding the Fourth Proportional to 11,169.04, 16,763.28 and 7,277.80

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Solution

The fourth proportional to 11,169.04, 16,763.28 and 7,277.80 is: 10,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.04 : 16,763.28 = 7,277.80 : x
  2. Step 2: Convert to fraction form
    11,169.04/16,763.28 = 7,277.80/x
  3. Step 3: Cross multiply
    11,169.04x = 16,763.28 × 7,277.80
  4. Step 4: Simplify right side
    11,169.04x = 121,999,799.18
  5. Step 5: Solve for x
    x = 121,999,799.18/11,169.04
  6. Step 6: Final answer
    x = 10,923.03

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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.