Home / 5,070.42-6,996.04-3,081.58

Finding the Fourth Proportional to 5,070.42, 6,996.04 and 3,081.58

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Solution

The fourth proportional to 5,070.42, 6,996.04 and 3,081.58 is: 4,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.42 : 6,996.04 = 3,081.58 : x
  2. Step 2: Convert to fraction form
    5,070.42/6,996.04 = 3,081.58/x
  3. Step 3: Cross multiply
    5,070.42x = 6,996.04 × 3,081.58
  4. Step 4: Simplify right side
    5,070.42x = 21,558,856.94
  5. Step 5: Solve for x
    x = 21,558,856.94/5,070.42
  6. Step 6: Final answer
    x = 4,251.89

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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.