Home / 8,436.66-11,640.24-4,851.42

Finding the Fourth Proportional to 8,436.66, 11,640.24 and 4,851.42

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Solution

The fourth proportional to 8,436.66, 11,640.24 and 4,851.42 is: 6,693.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436.66 : 11,640.24 = 4,851.42 : x
  2. Step 2: Convert to fraction form
    8,436.66/11,640.24 = 4,851.42/x
  3. Step 3: Cross multiply
    8,436.66x = 11,640.24 × 4,851.42
  4. Step 4: Simplify right side
    8,436.66x = 56,471,693.14
  5. Step 5: Solve for x
    x = 56,471,693.14/8,436.66
  6. Step 6: Final answer
    x = 6,693.61

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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.