Home / 8,660.58-11,943.63-5,675.33

Finding the Fourth Proportional to 8,660.58, 11,943.63 and 5,675.33

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Solution

The fourth proportional to 8,660.58, 11,943.63 and 5,675.33 is: 7,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660.58 : 11,943.63 = 5,675.33 : x
  2. Step 2: Convert to fraction form
    8,660.58/11,943.63 = 5,675.33/x
  3. Step 3: Cross multiply
    8,660.58x = 11,943.63 × 5,675.33
  4. Step 4: Simplify right side
    8,660.58x = 67,784,041.65
  5. Step 5: Solve for x
    x = 67,784,041.65/8,660.58
  6. Step 6: Final answer
    x = 7,826.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.