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Finding the Fourth Proportional to 9,241.84, 12,750.54 and 7,232.50

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Solution

The fourth proportional to 9,241.84, 12,750.54 and 7,232.50 is: 9,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.84 : 12,750.54 = 7,232.50 : x
  2. Step 2: Convert to fraction form
    9,241.84/12,750.54 = 7,232.50/x
  3. Step 3: Cross multiply
    9,241.84x = 12,750.54 × 7,232.50
  4. Step 4: Simplify right side
    9,241.84x = 92,218,280.55
  5. Step 5: Solve for x
    x = 92,218,280.55/9,241.84
  6. Step 6: Final answer
    x = 9,978.35

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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.