Home / 11,355.33-17,032.89-4,429.83

Finding the Fourth Proportional to 11,355.33, 17,032.89 and 4,429.83

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Solution

The fourth proportional to 11,355.33, 17,032.89 and 4,429.83 is: 6,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.33 : 17,032.89 = 4,429.83 : x
  2. Step 2: Convert to fraction form
    11,355.33/17,032.89 = 4,429.83/x
  3. Step 3: Cross multiply
    11,355.33x = 17,032.89 × 4,429.83
  4. Step 4: Simplify right side
    11,355.33x = 75,452,807.11
  5. Step 5: Solve for x
    x = 75,452,807.11/11,355.33
  6. Step 6: Final answer
    x = 6,644.70

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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.