Home / 3,319.85-4,581.34-1,827.77

Finding the Fourth Proportional to 3,319.85, 4,581.34 and 1,827.77

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Solution

The fourth proportional to 3,319.85, 4,581.34 and 1,827.77 is: 2,522.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.85 : 4,581.34 = 1,827.77 : x
  2. Step 2: Convert to fraction form
    3,319.85/4,581.34 = 1,827.77/x
  3. Step 3: Cross multiply
    3,319.85x = 4,581.34 × 1,827.77
  4. Step 4: Simplify right side
    3,319.85x = 8,373,608.34
  5. Step 5: Solve for x
    x = 8,373,608.34/3,319.85
  6. Step 6: Final answer
    x = 2,522.28

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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.