Home / 4,885.10-6,741.43-2,647.03

Finding the Fourth Proportional to 4,885.10, 6,741.43 and 2,647.03

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Solution

The fourth proportional to 4,885.10, 6,741.43 and 2,647.03 is: 3,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.10 : 6,741.43 = 2,647.03 : x
  2. Step 2: Convert to fraction form
    4,885.10/6,741.43 = 2,647.03/x
  3. Step 3: Cross multiply
    4,885.10x = 6,741.43 × 2,647.03
  4. Step 4: Simplify right side
    4,885.10x = 17,844,743.98
  5. Step 5: Solve for x
    x = 17,844,743.98/4,885.10
  6. Step 6: Final answer
    x = 3,652.89

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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.