Home / 5,006.97-6,909.53-2,768.76

Finding the Fourth Proportional to 5,006.97, 6,909.53 and 2,768.76

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Solution

The fourth proportional to 5,006.97, 6,909.53 and 2,768.76 is: 3,820.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.97 : 6,909.53 = 2,768.76 : x
  2. Step 2: Convert to fraction form
    5,006.97/6,909.53 = 2,768.76/x
  3. Step 3: Cross multiply
    5,006.97x = 6,909.53 × 2,768.76
  4. Step 4: Simplify right side
    5,006.97x = 19,130,816.44
  5. Step 5: Solve for x
    x = 19,130,816.44/5,006.97
  6. Step 6: Final answer
    x = 3,820.84

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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.