Home / 11,864.28-16,371.24-6,559.20

Finding the Fourth Proportional to 11,864.28, 16,371.24 and 6,559.20

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Solution

The fourth proportional to 11,864.28, 16,371.24 and 6,559.20 is: 9,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.28 : 16,371.24 = 6,559.20 : x
  2. Step 2: Convert to fraction form
    11,864.28/16,371.24 = 6,559.20/x
  3. Step 3: Cross multiply
    11,864.28x = 16,371.24 × 6,559.20
  4. Step 4: Simplify right side
    11,864.28x = 107,382,237.41
  5. Step 5: Solve for x
    x = 107,382,237.41/11,864.28
  6. Step 6: Final answer
    x = 9,050.89

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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.