Home / 6,243.03-8,613.29-3,885.02

Finding the Fourth Proportional to 6,243.03, 8,613.29 and 3,885.02

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Solution

The fourth proportional to 6,243.03, 8,613.29 and 3,885.02 is: 5,360.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.03 : 8,613.29 = 3,885.02 : x
  2. Step 2: Convert to fraction form
    6,243.03/8,613.29 = 3,885.02/x
  3. Step 3: Cross multiply
    6,243.03x = 8,613.29 × 3,885.02
  4. Step 4: Simplify right side
    6,243.03x = 33,462,741.42
  5. Step 5: Solve for x
    x = 33,462,741.42/6,243.03
  6. Step 6: Final answer
    x = 5,360.02

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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.