Home / 5,628.58-7,770.41-3,504.76

Finding the Fourth Proportional to 5,628.58, 7,770.41 and 3,504.76

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Solution

The fourth proportional to 5,628.58, 7,770.41 and 3,504.76 is: 4,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.58 : 7,770.41 = 3,504.76 : x
  2. Step 2: Convert to fraction form
    5,628.58/7,770.41 = 3,504.76/x
  3. Step 3: Cross multiply
    5,628.58x = 7,770.41 × 3,504.76
  4. Step 4: Simplify right side
    5,628.58x = 27,233,404.63
  5. Step 5: Solve for x
    x = 27,233,404.63/5,628.58
  6. Step 6: Final answer
    x = 4,838.41

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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.