Home / 6,242.18-9,364.60-2,082.02

Finding the Fourth Proportional to 6,242.18, 9,364.60 and 2,082.02

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Solution

The fourth proportional to 6,242.18, 9,364.60 and 2,082.02 is: 3,123.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.18 : 9,364.60 = 2,082.02 : x
  2. Step 2: Convert to fraction form
    6,242.18/9,364.60 = 2,082.02/x
  3. Step 3: Cross multiply
    6,242.18x = 9,364.60 × 2,082.02
  4. Step 4: Simplify right side
    6,242.18x = 19,497,284.49
  5. Step 5: Solve for x
    x = 19,497,284.49/6,242.18
  6. Step 6: Final answer
    x = 3,123.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.