Home / 1,627.11-2,435.88-1,008.83

Finding the Fourth Proportional to 1,627.11, 2,435.88 and 1,008.83

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Solution

The fourth proportional to 1,627.11, 2,435.88 and 1,008.83 is: 1,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.11 : 2,435.88 = 1,008.83 : x
  2. Step 2: Convert to fraction form
    1,627.11/2,435.88 = 1,008.83/x
  3. Step 3: Cross multiply
    1,627.11x = 2,435.88 × 1,008.83
  4. Step 4: Simplify right side
    1,627.11x = 2,457,388.82
  5. Step 5: Solve for x
    x = 2,457,388.82/1,627.11
  6. Step 6: Final answer
    x = 1,510.28

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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.