Home / 7,629.83-10,529.16-4,272.65

Finding the Fourth Proportional to 7,629.83, 10,529.16 and 4,272.65

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Solution

The fourth proportional to 7,629.83, 10,529.16 and 4,272.65 is: 5,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.83 : 10,529.16 = 4,272.65 : x
  2. Step 2: Convert to fraction form
    7,629.83/10,529.16 = 4,272.65/x
  3. Step 3: Cross multiply
    7,629.83x = 10,529.16 × 4,272.65
  4. Step 4: Simplify right side
    7,629.83x = 44,987,415.47
  5. Step 5: Solve for x
    x = 44,987,415.47/7,629.83
  6. Step 6: Final answer
    x = 5,896.25

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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.