Home / 4,675.76-6,451.67-2,787.52

Finding the Fourth Proportional to 4,675.76, 6,451.67 and 2,787.52

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Solution

The fourth proportional to 4,675.76, 6,451.67 and 2,787.52 is: 3,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.76 : 6,451.67 = 2,787.52 : x
  2. Step 2: Convert to fraction form
    4,675.76/6,451.67 = 2,787.52/x
  3. Step 3: Cross multiply
    4,675.76x = 6,451.67 × 2,787.52
  4. Step 4: Simplify right side
    4,675.76x = 17,984,174.19
  5. Step 5: Solve for x
    x = 17,984,174.19/4,675.76
  6. Step 6: Final answer
    x = 3,846.25

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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.