Home / 4,864.13-6,714.74-3,185.61

Finding the Fourth Proportional to 4,864.13, 6,714.74 and 3,185.61

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Solution

The fourth proportional to 4,864.13, 6,714.74 and 3,185.61 is: 4,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.13 : 6,714.74 = 3,185.61 : x
  2. Step 2: Convert to fraction form
    4,864.13/6,714.74 = 3,185.61/x
  3. Step 3: Cross multiply
    4,864.13x = 6,714.74 × 3,185.61
  4. Step 4: Simplify right side
    4,864.13x = 21,390,526.96
  5. Step 5: Solve for x
    x = 21,390,526.96/4,864.13
  6. Step 6: Final answer
    x = 4,397.61

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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.