Home / 4,885.43-6,741.89-2,647.29

Finding the Fourth Proportional to 4,885.43, 6,741.89 and 2,647.29

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Solution

The fourth proportional to 4,885.43, 6,741.89 and 2,647.29 is: 3,653.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.43 : 6,741.89 = 2,647.29 : x
  2. Step 2: Convert to fraction form
    4,885.43/6,741.89 = 2,647.29/x
  3. Step 3: Cross multiply
    4,885.43x = 6,741.89 × 2,647.29
  4. Step 4: Simplify right side
    4,885.43x = 17,847,737.98
  5. Step 5: Solve for x
    x = 17,847,737.98/4,885.43
  6. Step 6: Final answer
    x = 3,653.26

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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.