Home / 11,259.53-15,538.26-6,155.19

Finding the Fourth Proportional to 11,259.53, 15,538.26 and 6,155.19

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Solution

The fourth proportional to 11,259.53, 15,538.26 and 6,155.19 is: 8,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.53 : 15,538.26 = 6,155.19 : x
  2. Step 2: Convert to fraction form
    11,259.53/15,538.26 = 6,155.19/x
  3. Step 3: Cross multiply
    11,259.53x = 15,538.26 × 6,155.19
  4. Step 4: Simplify right side
    11,259.53x = 95,640,942.57
  5. Step 5: Solve for x
    x = 95,640,942.57/11,259.53
  6. Step 6: Final answer
    x = 8,494.22

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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.