Home / 4,885.43-6,741.87-2,647.31

Finding the Fourth Proportional to 4,885.43, 6,741.87 and 2,647.31

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Solution

The fourth proportional to 4,885.43, 6,741.87 and 2,647.31 is: 3,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.43 : 6,741.87 = 2,647.31 : x
  2. Step 2: Convert to fraction form
    4,885.43/6,741.87 = 2,647.31/x
  3. Step 3: Cross multiply
    4,885.43x = 6,741.87 × 2,647.31
  4. Step 4: Simplify right side
    4,885.43x = 17,847,776.23
  5. Step 5: Solve for x
    x = 17,847,776.23/4,885.43
  6. Step 6: Final answer
    x = 3,653.27

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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.