Home / 5,009.11-6,912.04-2,770.63

Finding the Fourth Proportional to 5,009.11, 6,912.04 and 2,770.63

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Solution

The fourth proportional to 5,009.11, 6,912.04 and 2,770.63 is: 3,823.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.11 : 6,912.04 = 2,770.63 : x
  2. Step 2: Convert to fraction form
    5,009.11/6,912.04 = 2,770.63/x
  3. Step 3: Cross multiply
    5,009.11x = 6,912.04 × 2,770.63
  4. Step 4: Simplify right side
    5,009.11x = 19,150,705.39
  5. Step 5: Solve for x
    x = 19,150,705.39/5,009.11
  6. Step 6: Final answer
    x = 3,823.18

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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.