Home / 8,010.77-12,018.75-3,851.10

Finding the Fourth Proportional to 8,010.77, 12,018.75 and 3,851.10

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Solution

The fourth proportional to 8,010.77, 12,018.75 and 3,851.10 is: 5,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.77 : 12,018.75 = 3,851.10 : x
  2. Step 2: Convert to fraction form
    8,010.77/12,018.75 = 3,851.10/x
  3. Step 3: Cross multiply
    8,010.77x = 12,018.75 × 3,851.10
  4. Step 4: Simplify right side
    8,010.77x = 46,285,441.64
  5. Step 5: Solve for x
    x = 46,285,441.64/8,010.77
  6. Step 6: Final answer
    x = 5,777.90

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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.