Home / 11,584.62-15,986.40-6,804.48

Finding the Fourth Proportional to 11,584.62, 15,986.40 and 6,804.48

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Solution

The fourth proportional to 11,584.62, 15,986.40 and 6,804.48 is: 9,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,584.62 : 15,986.40 = 6,804.48 : x
  2. Step 2: Convert to fraction form
    11,584.62/15,986.40 = 6,804.48/x
  3. Step 3: Cross multiply
    11,584.62x = 15,986.40 × 6,804.48
  4. Step 4: Simplify right side
    11,584.62x = 108,779,139.07
  5. Step 5: Solve for x
    x = 108,779,139.07/11,584.62
  6. Step 6: Final answer
    x = 9,389.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.