Home / 10,272.98-14,178.06-7,627.92

Finding the Fourth Proportional to 10,272.98, 14,178.06 and 7,627.92

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Solution

The fourth proportional to 10,272.98, 14,178.06 and 7,627.92 is: 10,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.98 : 14,178.06 = 7,627.92 : x
  2. Step 2: Convert to fraction form
    10,272.98/14,178.06 = 7,627.92/x
  3. Step 3: Cross multiply
    10,272.98x = 14,178.06 × 7,627.92
  4. Step 4: Simplify right side
    10,272.98x = 108,149,107.44
  5. Step 5: Solve for x
    x = 108,149,107.44/10,272.98
  6. Step 6: Final answer
    x = 10,527.53

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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.