Home / 7,923.80-10,936.24-5,094.68

Finding the Fourth Proportional to 7,923.80, 10,936.24 and 5,094.68

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Solution

The fourth proportional to 7,923.80, 10,936.24 and 5,094.68 is: 7,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.80 : 10,936.24 = 5,094.68 : x
  2. Step 2: Convert to fraction form
    7,923.80/10,936.24 = 5,094.68/x
  3. Step 3: Cross multiply
    7,923.80x = 10,936.24 × 5,094.68
  4. Step 4: Simplify right side
    7,923.80x = 55,716,643.20
  5. Step 5: Solve for x
    x = 55,716,643.20/7,923.80
  6. Step 6: Final answer
    x = 7,031.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.