Home / 7,260.12-10,888.88-1,923.34

Finding the Fourth Proportional to 7,260.12, 10,888.88 and 1,923.34

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Solution

The fourth proportional to 7,260.12, 10,888.88 and 1,923.34 is: 2,884.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.12 : 10,888.88 = 1,923.34 : x
  2. Step 2: Convert to fraction form
    7,260.12/10,888.88 = 1,923.34/x
  3. Step 3: Cross multiply
    7,260.12x = 10,888.88 × 1,923.34
  4. Step 4: Simplify right side
    7,260.12x = 20,942,996.05
  5. Step 5: Solve for x
    x = 20,942,996.05/7,260.12
  6. Step 6: Final answer
    x = 2,884.66

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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.