Home / 11,359.59-15,676.07-6,323.81

Finding the Fourth Proportional to 11,359.59, 15,676.07 and 6,323.81

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Solution

The fourth proportional to 11,359.59, 15,676.07 and 6,323.81 is: 8,726.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.59 : 15,676.07 = 6,323.81 : x
  2. Step 2: Convert to fraction form
    11,359.59/15,676.07 = 6,323.81/x
  3. Step 3: Cross multiply
    11,359.59x = 15,676.07 × 6,323.81
  4. Step 4: Simplify right side
    11,359.59x = 99,132,378.23
  5. Step 5: Solve for x
    x = 99,132,378.23/11,359.59
  6. Step 6: Final answer
    x = 8,726.76

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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.