Home / 11,488.13-17,232.38-3,590.85

Finding the Fourth Proportional to 11,488.13, 17,232.38 and 3,590.85

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Solution

The fourth proportional to 11,488.13, 17,232.38 and 3,590.85 is: 5,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488.13 : 17,232.38 = 3,590.85 : x
  2. Step 2: Convert to fraction form
    11,488.13/17,232.38 = 3,590.85/x
  3. Step 3: Cross multiply
    11,488.13x = 17,232.38 × 3,590.85
  4. Step 4: Simplify right side
    11,488.13x = 61,878,891.72
  5. Step 5: Solve for x
    x = 61,878,891.72/11,488.13
  6. Step 6: Final answer
    x = 5,386.33

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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.