Home / 7,845.88-10,829.12-5,046.52

Finding the Fourth Proportional to 7,845.88, 10,829.12 and 5,046.52

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Solution

The fourth proportional to 7,845.88, 10,829.12 and 5,046.52 is: 6,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.88 : 10,829.12 = 5,046.52 : x
  2. Step 2: Convert to fraction form
    7,845.88/10,829.12 = 5,046.52/x
  3. Step 3: Cross multiply
    7,845.88x = 10,829.12 × 5,046.52
  4. Step 4: Simplify right side
    7,845.88x = 54,649,370.66
  5. Step 5: Solve for x
    x = 54,649,370.66/7,845.88
  6. Step 6: Final answer
    x = 6,965.36

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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.