Home / 2,614.12-3,607.62-1,435.24

Finding the Fourth Proportional to 2,614.12, 3,607.62 and 1,435.24

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Solution

The fourth proportional to 2,614.12, 3,607.62 and 1,435.24 is: 1,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614.12 : 3,607.62 = 1,435.24 : x
  2. Step 2: Convert to fraction form
    2,614.12/3,607.62 = 1,435.24/x
  3. Step 3: Cross multiply
    2,614.12x = 3,607.62 × 1,435.24
  4. Step 4: Simplify right side
    2,614.12x = 5,177,800.53
  5. Step 5: Solve for x
    x = 5,177,800.53/2,614.12
  6. Step 6: Final answer
    x = 1,980.70

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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.