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Finding the Fourth Proportional to 9,276.58, 13,889.76 and 6,792.58

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Solution

The fourth proportional to 9,276.58, 13,889.76 and 6,792.58 is: 10,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.58 : 13,889.76 = 6,792.58 : x
  2. Step 2: Convert to fraction form
    9,276.58/13,889.76 = 6,792.58/x
  3. Step 3: Cross multiply
    9,276.58x = 13,889.76 × 6,792.58
  4. Step 4: Simplify right side
    9,276.58x = 94,347,305.98
  5. Step 5: Solve for x
    x = 94,347,305.98/9,276.58
  6. Step 6: Final answer
    x = 10,170.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.