Home / 7,512.93-11,276.16-4,005.85

Finding the Fourth Proportional to 7,512.93, 11,276.16 and 4,005.85

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Solution

The fourth proportional to 7,512.93, 11,276.16 and 4,005.85 is: 6,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.93 : 11,276.16 = 4,005.85 : x
  2. Step 2: Convert to fraction form
    7,512.93/11,276.16 = 4,005.85/x
  3. Step 3: Cross multiply
    7,512.93x = 11,276.16 × 4,005.85
  4. Step 4: Simplify right side
    7,512.93x = 45,170,605.54
  5. Step 5: Solve for x
    x = 45,170,605.54/7,512.93
  6. Step 6: Final answer
    x = 6,012.38

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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.