Home / 4,502.39-6,211.57-2,820.88

Finding the Fourth Proportional to 4,502.39, 6,211.57 and 2,820.88

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Solution

The fourth proportional to 4,502.39, 6,211.57 and 2,820.88 is: 3,891.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.39 : 6,211.57 = 2,820.88 : x
  2. Step 2: Convert to fraction form
    4,502.39/6,211.57 = 2,820.88/x
  3. Step 3: Cross multiply
    4,502.39x = 6,211.57 × 2,820.88
  4. Step 4: Simplify right side
    4,502.39x = 17,522,071.00
  5. Step 5: Solve for x
    x = 17,522,071.00/4,502.39
  6. Step 6: Final answer
    x = 3,891.72

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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.