Home / 4,731.65-6,529.21-2,742.86

Finding the Fourth Proportional to 4,731.65, 6,529.21 and 2,742.86

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Solution

The fourth proportional to 4,731.65, 6,529.21 and 2,742.86 is: 3,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.65 : 6,529.21 = 2,742.86 : x
  2. Step 2: Convert to fraction form
    4,731.65/6,529.21 = 2,742.86/x
  3. Step 3: Cross multiply
    4,731.65x = 6,529.21 × 2,742.86
  4. Step 4: Simplify right side
    4,731.65x = 17,908,718.41
  5. Step 5: Solve for x
    x = 17,908,718.41/4,731.65
  6. Step 6: Final answer
    x = 3,784.88

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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.