Home / 11,546.48-15,936.54-7,560.20

Finding the Fourth Proportional to 11,546.48, 15,936.54 and 7,560.20

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Solution

The fourth proportional to 11,546.48, 15,936.54 and 7,560.20 is: 10,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.48 : 15,936.54 = 7,560.20 : x
  2. Step 2: Convert to fraction form
    11,546.48/15,936.54 = 7,560.20/x
  3. Step 3: Cross multiply
    11,546.48x = 15,936.54 × 7,560.20
  4. Step 4: Simplify right side
    11,546.48x = 120,483,429.71
  5. Step 5: Solve for x
    x = 120,483,429.71/11,546.48
  6. Step 6: Final answer
    x = 10,434.65

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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.