Home / 4,579.24-6,317.81-2,787.34

Finding the Fourth Proportional to 4,579.24, 6,317.81 and 2,787.34

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Solution

The fourth proportional to 4,579.24, 6,317.81 and 2,787.34 is: 3,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.24 : 6,317.81 = 2,787.34 : x
  2. Step 2: Convert to fraction form
    4,579.24/6,317.81 = 2,787.34/x
  3. Step 3: Cross multiply
    4,579.24x = 6,317.81 × 2,787.34
  4. Step 4: Simplify right side
    4,579.24x = 17,609,870.59
  5. Step 5: Solve for x
    x = 17,609,870.59/4,579.24
  6. Step 6: Final answer
    x = 3,845.59

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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.