Home / 11,526.27-15,906.45-6,810.54

Finding the Fourth Proportional to 11,526.27, 15,906.45 and 6,810.54

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Solution

The fourth proportional to 11,526.27, 15,906.45 and 6,810.54 is: 9,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.27 : 15,906.45 = 6,810.54 : x
  2. Step 2: Convert to fraction form
    11,526.27/15,906.45 = 6,810.54/x
  3. Step 3: Cross multiply
    11,526.27x = 15,906.45 × 6,810.54
  4. Step 4: Simplify right side
    11,526.27x = 108,331,434.45
  5. Step 5: Solve for x
    x = 108,331,434.45/11,526.27
  6. Step 6: Final answer
    x = 9,398.66

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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.