Home / 11,030.48-16,536.41-4,785.80

Finding the Fourth Proportional to 11,030.48, 16,536.41 and 4,785.80

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Solution

The fourth proportional to 11,030.48, 16,536.41 and 4,785.80 is: 7,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.48 : 16,536.41 = 4,785.80 : x
  2. Step 2: Convert to fraction form
    11,030.48/16,536.41 = 4,785.80/x
  3. Step 3: Cross multiply
    11,030.48x = 16,536.41 × 4,785.80
  4. Step 4: Simplify right side
    11,030.48x = 79,139,844.37
  5. Step 5: Solve for x
    x = 79,139,844.37/11,030.48
  6. Step 6: Final answer
    x = 7,174.65

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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.