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Finding the Fourth Proportional to 9,241.30, 12,751.71 and 5,262.22

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Solution

The fourth proportional to 9,241.30, 12,751.71 and 5,262.22 is: 7,261.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.30 : 12,751.71 = 5,262.22 : x
  2. Step 2: Convert to fraction form
    9,241.30/12,751.71 = 5,262.22/x
  3. Step 3: Cross multiply
    9,241.30x = 12,751.71 × 5,262.22
  4. Step 4: Simplify right side
    9,241.30x = 67,102,303.40
  5. Step 5: Solve for x
    x = 67,102,303.40/9,241.30
  6. Step 6: Final answer
    x = 7,261.13

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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.