Home / 4,605.57-6,909.72-2,141.85

Finding the Fourth Proportional to 4,605.57, 6,909.72 and 2,141.85

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Solution

The fourth proportional to 4,605.57, 6,909.72 and 2,141.85 is: 3,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.57 : 6,909.72 = 2,141.85 : x
  2. Step 2: Convert to fraction form
    4,605.57/6,909.72 = 2,141.85/x
  3. Step 3: Cross multiply
    4,605.57x = 6,909.72 × 2,141.85
  4. Step 4: Simplify right side
    4,605.57x = 14,799,583.78
  5. Step 5: Solve for x
    x = 14,799,583.78/4,605.57
  6. Step 6: Final answer
    x = 3,213.41

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1.5x scale

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.