Home / 6,247.07-8,625.92-3,860.51

Finding the Fourth Proportional to 6,247.07, 8,625.92 and 3,860.51

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Solution

The fourth proportional to 6,247.07, 8,625.92 and 3,860.51 is: 5,330.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.07 : 8,625.92 = 3,860.51 : x
  2. Step 2: Convert to fraction form
    6,247.07/8,625.92 = 3,860.51/x
  3. Step 3: Cross multiply
    6,247.07x = 8,625.92 × 3,860.51
  4. Step 4: Simplify right side
    6,247.07x = 33,300,450.42
  5. Step 5: Solve for x
    x = 33,300,450.42/6,247.07
  6. Step 6: Final answer
    x = 5,330.57

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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.