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Finding the Fourth Proportional to 9,253.63, 13,858.20 and 5,292.88

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Solution

The fourth proportional to 9,253.63, 13,858.20 and 5,292.88 is: 7,926.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.63 : 13,858.20 = 5,292.88 : x
  2. Step 2: Convert to fraction form
    9,253.63/13,858.20 = 5,292.88/x
  3. Step 3: Cross multiply
    9,253.63x = 13,858.20 × 5,292.88
  4. Step 4: Simplify right side
    9,253.63x = 73,349,754.97
  5. Step 5: Solve for x
    x = 73,349,754.97/9,253.63
  6. Step 6: Final answer
    x = 7,926.59

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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.