Home / 5,246.73-7,238.48-3,007.80

Finding the Fourth Proportional to 5,246.73, 7,238.48 and 3,007.80

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Solution

The fourth proportional to 5,246.73, 7,238.48 and 3,007.80 is: 4,149.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.73 : 7,238.48 = 3,007.80 : x
  2. Step 2: Convert to fraction form
    5,246.73/7,238.48 = 3,007.80/x
  3. Step 3: Cross multiply
    5,246.73x = 7,238.48 × 3,007.80
  4. Step 4: Simplify right side
    5,246.73x = 21,771,885.11
  5. Step 5: Solve for x
    x = 21,771,885.11/5,246.73
  6. Step 6: Final answer
    x = 4,149.61

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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.