Home / 5,758.10-8,631.38-2,427.15

Finding the Fourth Proportional to 5,758.10, 8,631.38 and 2,427.15

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Solution

The fourth proportional to 5,758.10, 8,631.38 and 2,427.15 is: 3,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.10 : 8,631.38 = 2,427.15 : x
  2. Step 2: Convert to fraction form
    5,758.10/8,631.38 = 2,427.15/x
  3. Step 3: Cross multiply
    5,758.10x = 8,631.38 × 2,427.15
  4. Step 4: Simplify right side
    5,758.10x = 20,949,598.67
  5. Step 5: Solve for x
    x = 20,949,598.67/5,758.10
  6. Step 6: Final answer
    x = 3,638.29

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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.