Home / 11,848.12-17,762.58-4,927.80

Finding the Fourth Proportional to 11,848.12, 17,762.58 and 4,927.80

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Solution

The fourth proportional to 11,848.12, 17,762.58 and 4,927.80 is: 7,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.12 : 17,762.58 = 4,927.80 : x
  2. Step 2: Convert to fraction form
    11,848.12/17,762.58 = 4,927.80/x
  3. Step 3: Cross multiply
    11,848.12x = 17,762.58 × 4,927.80
  4. Step 4: Simplify right side
    11,848.12x = 87,530,441.72
  5. Step 5: Solve for x
    x = 87,530,441.72/11,848.12
  6. Step 6: Final answer
    x = 7,387.71

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1.5x scale

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.