Home / 11,323.38-15,626.26-6,606.75

Finding the Fourth Proportional to 11,323.38, 15,626.26 and 6,606.75

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Solution

The fourth proportional to 11,323.38, 15,626.26 and 6,606.75 is: 9,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.38 : 15,626.26 = 6,606.75 : x
  2. Step 2: Convert to fraction form
    11,323.38/15,626.26 = 6,606.75/x
  3. Step 3: Cross multiply
    11,323.38x = 15,626.26 × 6,606.75
  4. Step 4: Simplify right side
    11,323.38x = 103,238,793.26
  5. Step 5: Solve for x
    x = 103,238,793.26/11,323.38
  6. Step 6: Final answer
    x = 9,117.31

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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.