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Finding the Fourth Proportional to 9,253.21, 13,881.12 and 3,011.22

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Solution

The fourth proportional to 9,253.21, 13,881.12 and 3,011.22 is: 4,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.21 : 13,881.12 = 3,011.22 : x
  2. Step 2: Convert to fraction form
    9,253.21/13,881.12 = 3,011.22/x
  3. Step 3: Cross multiply
    9,253.21x = 13,881.12 × 3,011.22
  4. Step 4: Simplify right side
    9,253.21x = 41,799,106.17
  5. Step 5: Solve for x
    x = 41,799,106.17/9,253.21
  6. Step 6: Final answer
    x = 4,517.25

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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.