Home / 11,256.56-15,535.26-6,476.72

Finding the Fourth Proportional to 11,256.56, 15,535.26 and 6,476.72

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Solution

The fourth proportional to 11,256.56, 15,535.26 and 6,476.72 is: 8,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.56 : 15,535.26 = 6,476.72 : x
  2. Step 2: Convert to fraction form
    11,256.56/15,535.26 = 6,476.72/x
  3. Step 3: Cross multiply
    11,256.56x = 15,535.26 × 6,476.72
  4. Step 4: Simplify right side
    11,256.56x = 100,617,451.47
  5. Step 5: Solve for x
    x = 100,617,451.47/11,256.56
  6. Step 6: Final answer
    x = 8,938.57

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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.