Home / 6,240.07-9,361.64-1,857.52

Finding the Fourth Proportional to 6,240.07, 9,361.64 and 1,857.52

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Solution

The fourth proportional to 6,240.07, 9,361.64 and 1,857.52 is: 2,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.07 : 9,361.64 = 1,857.52 : x
  2. Step 2: Convert to fraction form
    6,240.07/9,361.64 = 1,857.52/x
  3. Step 3: Cross multiply
    6,240.07x = 9,361.64 × 1,857.52
  4. Step 4: Simplify right side
    6,240.07x = 17,389,433.53
  5. Step 5: Solve for x
    x = 17,389,433.53/6,240.07
  6. Step 6: Final answer
    x = 2,786.74

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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.