Home / 3,319.64-4,580.71-1,827.43

Finding the Fourth Proportional to 3,319.64, 4,580.71 and 1,827.43

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Solution

The fourth proportional to 3,319.64, 4,580.71 and 1,827.43 is: 2,521.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.64 : 4,580.71 = 1,827.43 : x
  2. Step 2: Convert to fraction form
    3,319.64/4,580.71 = 1,827.43/x
  3. Step 3: Cross multiply
    3,319.64x = 4,580.71 × 1,827.43
  4. Step 4: Simplify right side
    3,319.64x = 8,370,926.88
  5. Step 5: Solve for x
    x = 8,370,926.88/3,319.64
  6. Step 6: Final answer
    x = 2,521.64

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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.