Home / 7,973.79-11,003.55-4,388.73

Finding the Fourth Proportional to 7,973.79, 11,003.55 and 4,388.73

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Solution

The fourth proportional to 7,973.79, 11,003.55 and 4,388.73 is: 6,056.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.79 : 11,003.55 = 4,388.73 : x
  2. Step 2: Convert to fraction form
    7,973.79/11,003.55 = 4,388.73/x
  3. Step 3: Cross multiply
    7,973.79x = 11,003.55 × 4,388.73
  4. Step 4: Simplify right side
    7,973.79x = 48,291,552.27
  5. Step 5: Solve for x
    x = 48,291,552.27/7,973.79
  6. Step 6: Final answer
    x = 6,056.29

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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.