Home / 8,429.04-11,633.22-6,329.52

Finding the Fourth Proportional to 8,429.04, 11,633.22 and 6,329.52

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Solution

The fourth proportional to 8,429.04, 11,633.22 and 6,329.52 is: 8,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.04 : 11,633.22 = 6,329.52 : x
  2. Step 2: Convert to fraction form
    8,429.04/11,633.22 = 6,329.52/x
  3. Step 3: Cross multiply
    8,429.04x = 11,633.22 × 6,329.52
  4. Step 4: Simplify right side
    8,429.04x = 73,632,698.65
  5. Step 5: Solve for x
    x = 73,632,698.65/8,429.04
  6. Step 6: Final answer
    x = 8,735.60

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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.