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Finding the Fourth Proportional to 11,254.44, 15,527.88 and 7,277.88

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Solution

The fourth proportional to 11,254.44, 15,527.88 and 7,277.88 is: 10,041.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.44 : 15,527.88 = 7,277.88 : x
  2. Step 2: Convert to fraction form
    11,254.44/15,527.88 = 7,277.88/x
  3. Step 3: Cross multiply
    11,254.44x = 15,527.88 × 7,277.88
  4. Step 4: Simplify right side
    11,254.44x = 113,010,047.29
  5. Step 5: Solve for x
    x = 113,010,047.29/11,254.44
  6. Step 6: Final answer
    x = 10,041.37

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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.