Home / 9,432.96-13,015.68-5,241.60

Finding the Fourth Proportional to 9,432.96, 13,015.68 and 5,241.60

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Solution

The fourth proportional to 9,432.96, 13,015.68 and 5,241.60 is: 7,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.96 : 13,015.68 = 5,241.60 : x
  2. Step 2: Convert to fraction form
    9,432.96/13,015.68 = 5,241.60/x
  3. Step 3: Cross multiply
    9,432.96x = 13,015.68 × 5,241.60
  4. Step 4: Simplify right side
    9,432.96x = 68,222,988.29
  5. Step 5: Solve for x
    x = 68,222,988.29/9,432.96
  6. Step 6: Final answer
    x = 7,232.41

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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.