Home / 11,257.20-16,882.14-4,681.62

Finding the Fourth Proportional to 11,257.20, 16,882.14 and 4,681.62

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Solution

The fourth proportional to 11,257.20, 16,882.14 and 4,681.62 is: 7,020.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.20 : 16,882.14 = 4,681.62 : x
  2. Step 2: Convert to fraction form
    11,257.20/16,882.14 = 4,681.62/x
  3. Step 3: Cross multiply
    11,257.20x = 16,882.14 × 4,681.62
  4. Step 4: Simplify right side
    11,257.20x = 79,035,764.27
  5. Step 5: Solve for x
    x = 79,035,764.27/11,257.20
  6. Step 6: Final answer
    x = 7,020.91

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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.