Home / 7,693.80-11,533.14-4,180.70

Finding the Fourth Proportional to 7,693.80, 11,533.14 and 4,180.70

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Solution

The fourth proportional to 7,693.80, 11,533.14 and 4,180.70 is: 6,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,693.80 : 11,533.14 = 4,180.70 : x
  2. Step 2: Convert to fraction form
    7,693.80/11,533.14 = 4,180.70/x
  3. Step 3: Cross multiply
    7,693.80x = 11,533.14 × 4,180.70
  4. Step 4: Simplify right side
    7,693.80x = 48,216,540.73
  5. Step 5: Solve for x
    x = 48,216,540.73/7,693.80
  6. Step 6: Final answer
    x = 6,266.93

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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.