Home / 7,500.49-11,240.56-4,160.86

Finding the Fourth Proportional to 7,500.49, 11,240.56 and 4,160.86

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Solution

The fourth proportional to 7,500.49, 11,240.56 and 4,160.86 is: 6,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.49 : 11,240.56 = 4,160.86 : x
  2. Step 2: Convert to fraction form
    7,500.49/11,240.56 = 4,160.86/x
  3. Step 3: Cross multiply
    7,500.49x = 11,240.56 × 4,160.86
  4. Step 4: Simplify right side
    7,500.49x = 46,770,396.48
  5. Step 5: Solve for x
    x = 46,770,396.48/7,500.49
  6. Step 6: Final answer
    x = 6,235.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.