Home / 3,319.60-4,581.18-1,827.64

Finding the Fourth Proportional to 3,319.60, 4,581.18 and 1,827.64

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Solution

The fourth proportional to 3,319.60, 4,581.18 and 1,827.64 is: 2,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.60 : 4,581.18 = 1,827.64 : x
  2. Step 2: Convert to fraction form
    3,319.60/4,581.18 = 1,827.64/x
  3. Step 3: Cross multiply
    3,319.60x = 4,581.18 × 1,827.64
  4. Step 4: Simplify right side
    3,319.60x = 8,372,747.82
  5. Step 5: Solve for x
    x = 8,372,747.82/3,319.60
  6. Step 6: Final answer
    x = 2,522.22

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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.