Home / 4,754.28-6,556.68-3,075.78

Finding the Fourth Proportional to 4,754.28, 6,556.68 and 3,075.78

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Solution

The fourth proportional to 4,754.28, 6,556.68 and 3,075.78 is: 4,241.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.28 : 6,556.68 = 3,075.78 : x
  2. Step 2: Convert to fraction form
    4,754.28/6,556.68 = 3,075.78/x
  3. Step 3: Cross multiply
    4,754.28x = 6,556.68 × 3,075.78
  4. Step 4: Simplify right side
    4,754.28x = 20,166,905.21
  5. Step 5: Solve for x
    x = 20,166,905.21/4,754.28
  6. Step 6: Final answer
    x = 4,241.84

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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.