Home / 8,010.36-12,012.48-3,847.76

Finding the Fourth Proportional to 8,010.36, 12,012.48 and 3,847.76

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Solution

The fourth proportional to 8,010.36, 12,012.48 and 3,847.76 is: 5,770.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.36 : 12,012.48 = 3,847.76 : x
  2. Step 2: Convert to fraction form
    8,010.36/12,012.48 = 3,847.76/x
  3. Step 3: Cross multiply
    8,010.36x = 12,012.48 × 3,847.76
  4. Step 4: Simplify right side
    8,010.36x = 46,221,140.04
  5. Step 5: Solve for x
    x = 46,221,140.04/8,010.36
  6. Step 6: Final answer
    x = 5,770.17

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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.