Home / 4,576.17-6,315.18-2,687.79

Finding the Fourth Proportional to 4,576.17, 6,315.18 and 2,687.79

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Solution

The fourth proportional to 4,576.17, 6,315.18 and 2,687.79 is: 3,709.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.17 : 6,315.18 = 2,687.79 : x
  2. Step 2: Convert to fraction form
    4,576.17/6,315.18 = 2,687.79/x
  3. Step 3: Cross multiply
    4,576.17x = 6,315.18 × 2,687.79
  4. Step 4: Simplify right side
    4,576.17x = 16,973,877.65
  5. Step 5: Solve for x
    x = 16,973,877.65/4,576.17
  6. Step 6: Final answer
    x = 3,709.19

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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.