Home / 7,832.12-11,725.14-5,228.60

Finding the Fourth Proportional to 7,832.12, 11,725.14 and 5,228.60

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Solution

The fourth proportional to 7,832.12, 11,725.14 and 5,228.60 is: 7,827.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.12 : 11,725.14 = 5,228.60 : x
  2. Step 2: Convert to fraction form
    7,832.12/11,725.14 = 5,228.60/x
  3. Step 3: Cross multiply
    7,832.12x = 11,725.14 × 5,228.60
  4. Step 4: Simplify right side
    7,832.12x = 61,306,067.00
  5. Step 5: Solve for x
    x = 61,306,067.00/7,832.12
  6. Step 6: Final answer
    x = 7,827.52

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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.