Home / 5,631.30-8,447.00-1,735.74

Finding the Fourth Proportional to 5,631.30, 8,447.00 and 1,735.74

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Solution

The fourth proportional to 5,631.30, 8,447.00 and 1,735.74 is: 2,603.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.30 : 8,447.00 = 1,735.74 : x
  2. Step 2: Convert to fraction form
    5,631.30/8,447.00 = 1,735.74/x
  3. Step 3: Cross multiply
    5,631.30x = 8,447.00 × 1,735.74
  4. Step 4: Simplify right side
    5,631.30x = 14,661,787.10
  5. Step 5: Solve for x
    x = 14,661,787.10/5,631.30
  6. Step 6: Final answer
    x = 2,603.62

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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.