Home / 11,455.59-15,801.57-6,738.96

Finding the Fourth Proportional to 11,455.59, 15,801.57 and 6,738.96

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Solution

The fourth proportional to 11,455.59, 15,801.57 and 6,738.96 is: 9,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.59 : 15,801.57 = 6,738.96 : x
  2. Step 2: Convert to fraction form
    11,455.59/15,801.57 = 6,738.96/x
  3. Step 3: Cross multiply
    11,455.59x = 15,801.57 × 6,738.96
  4. Step 4: Simplify right side
    11,455.59x = 106,486,148.17
  5. Step 5: Solve for x
    x = 106,486,148.17/11,455.59
  6. Step 6: Final answer
    x = 9,295.56

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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.