Home / 4,902.01-6,764.38-2,885.11

Finding the Fourth Proportional to 4,902.01, 6,764.38 and 2,885.11

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Solution

The fourth proportional to 4,902.01, 6,764.38 and 2,885.11 is: 3,981.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.01 : 6,764.38 = 2,885.11 : x
  2. Step 2: Convert to fraction form
    4,902.01/6,764.38 = 2,885.11/x
  3. Step 3: Cross multiply
    4,902.01x = 6,764.38 × 2,885.11
  4. Step 4: Simplify right side
    4,902.01x = 19,515,956.26
  5. Step 5: Solve for x
    x = 19,515,956.26/4,902.01
  6. Step 6: Final answer
    x = 3,981.22

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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.