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Finding the Fourth Proportional to 9,259.44, 12,795.54 and 7,017.30

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Solution

The fourth proportional to 9,259.44, 12,795.54 and 7,017.30 is: 9,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.44 : 12,795.54 = 7,017.30 : x
  2. Step 2: Convert to fraction form
    9,259.44/12,795.54 = 7,017.30/x
  3. Step 3: Cross multiply
    9,259.44x = 12,795.54 × 7,017.30
  4. Step 4: Simplify right side
    9,259.44x = 89,790,142.84
  5. Step 5: Solve for x
    x = 89,790,142.84/9,259.44
  6. Step 6: Final answer
    x = 9,697.15

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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.