Home / 11,483.03-17,154.79-7,289.46

Finding the Fourth Proportional to 11,483.03, 17,154.79 and 7,289.46

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Solution

The fourth proportional to 11,483.03, 17,154.79 and 7,289.46 is: 10,889.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.03 : 17,154.79 = 7,289.46 : x
  2. Step 2: Convert to fraction form
    11,483.03/17,154.79 = 7,289.46/x
  3. Step 3: Cross multiply
    11,483.03x = 17,154.79 × 7,289.46
  4. Step 4: Simplify right side
    11,483.03x = 125,049,137.29
  5. Step 5: Solve for x
    x = 125,049,137.29/11,483.03
  6. Step 6: Final answer
    x = 10,889.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.