Home / 7,803.12-11,704.37-4,300.07

Finding the Fourth Proportional to 7,803.12, 11,704.37 and 4,300.07

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Solution

The fourth proportional to 7,803.12, 11,704.37 and 4,300.07 is: 6,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.12 : 11,704.37 = 4,300.07 : x
  2. Step 2: Convert to fraction form
    7,803.12/11,704.37 = 4,300.07/x
  3. Step 3: Cross multiply
    7,803.12x = 11,704.37 × 4,300.07
  4. Step 4: Simplify right side
    7,803.12x = 50,329,610.31
  5. Step 5: Solve for x
    x = 50,329,610.31/7,803.12
  6. Step 6: Final answer
    x = 6,449.94

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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.