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Finding the Fourth Proportional to 5,751.88, 7,932.33 and 4,263.51

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Solution

The fourth proportional to 5,751.88, 7,932.33 and 4,263.51 is: 5,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.88 : 7,932.33 = 4,263.51 : x
  2. Step 2: Convert to fraction form
    5,751.88/7,932.33 = 4,263.51/x
  3. Step 3: Cross multiply
    5,751.88x = 7,932.33 × 4,263.51
  4. Step 4: Simplify right side
    5,751.88x = 33,819,568.28
  5. Step 5: Solve for x
    x = 33,819,568.28/5,751.88
  6. Step 6: Final answer
    x = 5,879.74

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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.