Home / 11,073.96-15,280.32-6,597.60

Finding the Fourth Proportional to 11,073.96, 15,280.32 and 6,597.60

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Solution

The fourth proportional to 11,073.96, 15,280.32 and 6,597.60 is: 9,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.96 : 15,280.32 = 6,597.60 : x
  2. Step 2: Convert to fraction form
    11,073.96/15,280.32 = 6,597.60/x
  3. Step 3: Cross multiply
    11,073.96x = 15,280.32 × 6,597.60
  4. Step 4: Simplify right side
    11,073.96x = 100,813,439.23
  5. Step 5: Solve for x
    x = 100,813,439.23/11,073.96
  6. Step 6: Final answer
    x = 9,103.65

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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.