Home / 3,861.57-5,328.08-2,604.96

Finding the Fourth Proportional to 3,861.57, 5,328.08 and 2,604.96

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Solution

The fourth proportional to 3,861.57, 5,328.08 and 2,604.96 is: 3,594.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.57 : 5,328.08 = 2,604.96 : x
  2. Step 2: Convert to fraction form
    3,861.57/5,328.08 = 2,604.96/x
  3. Step 3: Cross multiply
    3,861.57x = 5,328.08 × 2,604.96
  4. Step 4: Simplify right side
    3,861.57x = 13,879,432.02
  5. Step 5: Solve for x
    x = 13,879,432.02/3,861.57
  6. Step 6: Final answer
    x = 3,594.24

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1.5x scale

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.