Home / 11,885.99-17,828.96-4,869.27

Finding the Fourth Proportional to 11,885.99, 17,828.96 and 4,869.27

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Solution

The fourth proportional to 11,885.99, 17,828.96 and 4,869.27 is: 7,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885.99 : 17,828.96 = 4,869.27 : x
  2. Step 2: Convert to fraction form
    11,885.99/17,828.96 = 4,869.27/x
  3. Step 3: Cross multiply
    11,885.99x = 17,828.96 × 4,869.27
  4. Step 4: Simplify right side
    11,885.99x = 86,813,995.71
  5. Step 5: Solve for x
    x = 86,813,995.71/11,885.99
  6. Step 6: Final answer
    x = 7,303.90

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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.