Home / 11,873.44-16,386.60-7,401.52

Finding the Fourth Proportional to 11,873.44, 16,386.60 and 7,401.52

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Solution

The fourth proportional to 11,873.44, 16,386.60 and 7,401.52 is: 10,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.44 : 16,386.60 = 7,401.52 : x
  2. Step 2: Convert to fraction form
    11,873.44/16,386.60 = 7,401.52/x
  3. Step 3: Cross multiply
    11,873.44x = 16,386.60 × 7,401.52
  4. Step 4: Simplify right side
    11,873.44x = 121,285,747.63
  5. Step 5: Solve for x
    x = 121,285,747.63/11,873.44
  6. Step 6: Final answer
    x = 10,214.88

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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.