Home / 7,394.77-11,076.96-4,921.63

Finding the Fourth Proportional to 7,394.77, 11,076.96 and 4,921.63

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Solution

The fourth proportional to 7,394.77, 11,076.96 and 4,921.63 is: 7,372.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.77 : 11,076.96 = 4,921.63 : x
  2. Step 2: Convert to fraction form
    7,394.77/11,076.96 = 4,921.63/x
  3. Step 3: Cross multiply
    7,394.77x = 11,076.96 × 4,921.63
  4. Step 4: Simplify right side
    7,394.77x = 54,516,698.64
  5. Step 5: Solve for x
    x = 54,516,698.64/7,394.77
  6. Step 6: Final answer
    x = 7,372.33

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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.