Home / 5,246.28-7,242.12-3,150

Finding the Fourth Proportional to 5,246.28, 7,242.12 and 3,150

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Solution

The fourth proportional to 5,246.28, 7,242.12 and 3,150 is: 4,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.28 : 7,242.12 = 3,150 : x
  2. Step 2: Convert to fraction form
    5,246.28/7,242.12 = 3,150/x
  3. Step 3: Cross multiply
    5,246.28x = 7,242.12 × 3,150
  4. Step 4: Simplify right side
    5,246.28x = 22,812,678
  5. Step 5: Solve for x
    x = 22,812,678/5,246.28
  6. Step 6: Final answer
    x = 4,348.35

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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.