Home / 10,879.68-16,306.74-4,637.88

Finding the Fourth Proportional to 10,879.68, 16,306.74 and 4,637.88

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Solution

The fourth proportional to 10,879.68, 16,306.74 and 4,637.88 is: 6,951.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879.68 : 16,306.74 = 4,637.88 : x
  2. Step 2: Convert to fraction form
    10,879.68/16,306.74 = 4,637.88/x
  3. Step 3: Cross multiply
    10,879.68x = 16,306.74 × 4,637.88
  4. Step 4: Simplify right side
    10,879.68x = 75,628,703.31
  5. Step 5: Solve for x
    x = 75,628,703.31/10,879.68
  6. Step 6: Final answer
    x = 6,951.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.