Home / 7,618.50-10,512.36-4,261.14

Finding the Fourth Proportional to 7,618.50, 10,512.36 and 4,261.14

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Solution

The fourth proportional to 7,618.50, 10,512.36 and 4,261.14 is: 5,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.50 : 10,512.36 = 4,261.14 : x
  2. Step 2: Convert to fraction form
    7,618.50/10,512.36 = 4,261.14/x
  3. Step 3: Cross multiply
    7,618.50x = 10,512.36 × 4,261.14
  4. Step 4: Simplify right side
    7,618.50x = 44,794,637.69
  5. Step 5: Solve for x
    x = 44,794,637.69/7,618.50
  6. Step 6: Final answer
    x = 5,879.72

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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.