Home / 6,986.39-10,477.82-4,176.02

Finding the Fourth Proportional to 6,986.39, 10,477.82 and 4,176.02

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Solution

The fourth proportional to 6,986.39, 10,477.82 and 4,176.02 is: 6,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986.39 : 10,477.82 = 4,176.02 : x
  2. Step 2: Convert to fraction form
    6,986.39/10,477.82 = 4,176.02/x
  3. Step 3: Cross multiply
    6,986.39x = 10,477.82 × 4,176.02
  4. Step 4: Simplify right side
    6,986.39x = 43,755,622.51
  5. Step 5: Solve for x
    x = 43,755,622.51/6,986.39
  6. Step 6: Final answer
    x = 6,262.98

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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.