Home / 11,628.47-16,047.45-6,323.37

Finding the Fourth Proportional to 11,628.47, 16,047.45 and 6,323.37

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Solution

The fourth proportional to 11,628.47, 16,047.45 and 6,323.37 is: 8,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.47 : 16,047.45 = 6,323.37 : x
  2. Step 2: Convert to fraction form
    11,628.47/16,047.45 = 6,323.37/x
  3. Step 3: Cross multiply
    11,628.47x = 16,047.45 × 6,323.37
  4. Step 4: Simplify right side
    11,628.47x = 101,473,963.91
  5. Step 5: Solve for x
    x = 101,473,963.91/11,628.47
  6. Step 6: Final answer
    x = 8,726.34

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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.