Home / 6,286.88-8,681.73-4,053.98

Finding the Fourth Proportional to 6,286.88, 8,681.73 and 4,053.98

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Solution

The fourth proportional to 6,286.88, 8,681.73 and 4,053.98 is: 5,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.88 : 8,681.73 = 4,053.98 : x
  2. Step 2: Convert to fraction form
    6,286.88/8,681.73 = 4,053.98/x
  3. Step 3: Cross multiply
    6,286.88x = 8,681.73 × 4,053.98
  4. Step 4: Simplify right side
    6,286.88x = 35,195,559.79
  5. Step 5: Solve for x
    x = 35,195,559.79/6,286.88
  6. Step 6: Final answer
    x = 5,598.26

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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.