Home / 6,266.12-8,647.40-3,613.12

Finding the Fourth Proportional to 6,266.12, 8,647.40 and 3,613.12

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Solution

The fourth proportional to 6,266.12, 8,647.40 and 3,613.12 is: 4,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.12 : 8,647.40 = 3,613.12 : x
  2. Step 2: Convert to fraction form
    6,266.12/8,647.40 = 3,613.12/x
  3. Step 3: Cross multiply
    6,266.12x = 8,647.40 × 3,613.12
  4. Step 4: Simplify right side
    6,266.12x = 31,244,093.89
  5. Step 5: Solve for x
    x = 31,244,093.89/6,266.12
  6. Step 6: Final answer
    x = 4,986.19

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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.