Home / 6,239.94-9,362.28-1,857.42

Finding the Fourth Proportional to 6,239.94, 9,362.28 and 1,857.42

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Solution

The fourth proportional to 6,239.94, 9,362.28 and 1,857.42 is: 2,786.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.94 : 9,362.28 = 1,857.42 : x
  2. Step 2: Convert to fraction form
    6,239.94/9,362.28 = 1,857.42/x
  3. Step 3: Cross multiply
    6,239.94x = 9,362.28 × 1,857.42
  4. Step 4: Simplify right side
    6,239.94x = 17,389,686.12
  5. Step 5: Solve for x
    x = 17,389,686.12/6,239.94
  6. Step 6: Final answer
    x = 2,786.84

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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.