Home / 2,599.24-3,900.30-1,907.32

Finding the Fourth Proportional to 2,599.24, 3,900.30 and 1,907.32

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Solution

The fourth proportional to 2,599.24, 3,900.30 and 1,907.32 is: 2,862.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.24 : 3,900.30 = 1,907.32 : x
  2. Step 2: Convert to fraction form
    2,599.24/3,900.30 = 1,907.32/x
  3. Step 3: Cross multiply
    2,599.24x = 3,900.30 × 1,907.32
  4. Step 4: Simplify right side
    2,599.24x = 7,439,120.20
  5. Step 5: Solve for x
    x = 7,439,120.20/2,599.24
  6. Step 6: Final answer
    x = 2,862.04

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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.