Home / 7,016.18-9,682.08-4,182.09

Finding the Fourth Proportional to 7,016.18, 9,682.08 and 4,182.09

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Solution

The fourth proportional to 7,016.18, 9,682.08 and 4,182.09 is: 5,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.18 : 9,682.08 = 4,182.09 : x
  2. Step 2: Convert to fraction form
    7,016.18/9,682.08 = 4,182.09/x
  3. Step 3: Cross multiply
    7,016.18x = 9,682.08 × 4,182.09
  4. Step 4: Simplify right side
    7,016.18x = 40,491,302.72
  5. Step 5: Solve for x
    x = 40,491,302.72/7,016.18
  6. Step 6: Final answer
    x = 5,771.14

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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.