Home / 2,507.18-3,758.64-1,411.85

Finding the Fourth Proportional to 2,507.18, 3,758.64 and 1,411.85

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Solution

The fourth proportional to 2,507.18, 3,758.64 and 1,411.85 is: 2,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.18 : 3,758.64 = 1,411.85 : x
  2. Step 2: Convert to fraction form
    2,507.18/3,758.64 = 1,411.85/x
  3. Step 3: Cross multiply
    2,507.18x = 3,758.64 × 1,411.85
  4. Step 4: Simplify right side
    2,507.18x = 5,306,639.99
  5. Step 5: Solve for x
    x = 5,306,639.99/2,507.18
  6. Step 6: Final answer
    x = 2,116.58

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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.