Home / 4,176.40-6,264.44-1,579.28

Finding the Fourth Proportional to 4,176.40, 6,264.44 and 1,579.28

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Solution

The fourth proportional to 4,176.40, 6,264.44 and 1,579.28 is: 2,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.40 : 6,264.44 = 1,579.28 : x
  2. Step 2: Convert to fraction form
    4,176.40/6,264.44 = 1,579.28/x
  3. Step 3: Cross multiply
    4,176.40x = 6,264.44 × 1,579.28
  4. Step 4: Simplify right side
    4,176.40x = 9,893,304.80
  5. Step 5: Solve for x
    x = 9,893,304.80/4,176.40
  6. Step 6: Final answer
    x = 2,368.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.