Home / 6,266.98-8,646.84-3,613.78

Finding the Fourth Proportional to 6,266.98, 8,646.84 and 3,613.78

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Solution

The fourth proportional to 6,266.98, 8,646.84 and 3,613.78 is: 4,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.98 : 8,646.84 = 3,613.78 : x
  2. Step 2: Convert to fraction form
    6,266.98/8,646.84 = 3,613.78/x
  3. Step 3: Cross multiply
    6,266.98x = 8,646.84 × 3,613.78
  4. Step 4: Simplify right side
    6,266.98x = 31,247,777.46
  5. Step 5: Solve for x
    x = 31,247,777.46/6,266.98
  6. Step 6: Final answer
    x = 4,986.10

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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.