Home / 4,671.85-7,008.11-1,898.57

Finding the Fourth Proportional to 4,671.85, 7,008.11 and 1,898.57

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Solution

The fourth proportional to 4,671.85, 7,008.11 and 1,898.57 is: 2,847.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.85 : 7,008.11 = 1,898.57 : x
  2. Step 2: Convert to fraction form
    4,671.85/7,008.11 = 1,898.57/x
  3. Step 3: Cross multiply
    4,671.85x = 7,008.11 × 1,898.57
  4. Step 4: Simplify right side
    4,671.85x = 13,305,391.10
  5. Step 5: Solve for x
    x = 13,305,391.10/4,671.85
  6. Step 6: Final answer
    x = 2,847.99

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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.