Home / 6,266.20-8,646.80-3,613.04

Finding the Fourth Proportional to 6,266.20, 8,646.80 and 3,613.04

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Solution

The fourth proportional to 6,266.20, 8,646.80 and 3,613.04 is: 4,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.20 : 8,646.80 = 3,613.04 : x
  2. Step 2: Convert to fraction form
    6,266.20/8,646.80 = 3,613.04/x
  3. Step 3: Cross multiply
    6,266.20x = 8,646.80 × 3,613.04
  4. Step 4: Simplify right side
    6,266.20x = 31,241,234.27
  5. Step 5: Solve for x
    x = 31,241,234.27/6,266.20
  6. Step 6: Final answer
    x = 4,985.67

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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.