Home / 4,476.57-6,178.02-2,487.31

Finding the Fourth Proportional to 4,476.57, 6,178.02 and 2,487.31

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Solution

The fourth proportional to 4,476.57, 6,178.02 and 2,487.31 is: 3,432.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.57 : 6,178.02 = 2,487.31 : x
  2. Step 2: Convert to fraction form
    4,476.57/6,178.02 = 2,487.31/x
  3. Step 3: Cross multiply
    4,476.57x = 6,178.02 × 2,487.31
  4. Step 4: Simplify right side
    4,476.57x = 15,366,640.14
  5. Step 5: Solve for x
    x = 15,366,640.14/4,476.57
  6. Step 6: Final answer
    x = 3,432.68

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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.