Home / 7,973.15-11,003.38-4,436.28

Finding the Fourth Proportional to 7,973.15, 11,003.38 and 4,436.28

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Solution

The fourth proportional to 7,973.15, 11,003.38 and 4,436.28 is: 6,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.15 : 11,003.38 = 4,436.28 : x
  2. Step 2: Convert to fraction form
    7,973.15/11,003.38 = 4,436.28/x
  3. Step 3: Cross multiply
    7,973.15x = 11,003.38 × 4,436.28
  4. Step 4: Simplify right side
    7,973.15x = 48,814,063.54
  5. Step 5: Solve for x
    x = 48,814,063.54/7,973.15
  6. Step 6: Final answer
    x = 6,122.31

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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.