Home / 10,564.24-14,579.76-7,906.99

Finding the Fourth Proportional to 10,564.24, 14,579.76 and 7,906.99

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Solution

The fourth proportional to 10,564.24, 14,579.76 and 7,906.99 is: 10,912.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.24 : 14,579.76 = 7,906.99 : x
  2. Step 2: Convert to fraction form
    10,564.24/14,579.76 = 7,906.99/x
  3. Step 3: Cross multiply
    10,564.24x = 14,579.76 × 7,906.99
  4. Step 4: Simplify right side
    10,564.24x = 115,282,016.52
  5. Step 5: Solve for x
    x = 115,282,016.52/10,564.24
  6. Step 6: Final answer
    x = 10,912.48

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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.