Home / 5,075.40-7,604.87-2,606.79

Finding the Fourth Proportional to 5,075.40, 7,604.87 and 2,606.79

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Solution

The fourth proportional to 5,075.40, 7,604.87 and 2,606.79 is: 3,905.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.40 : 7,604.87 = 2,606.79 : x
  2. Step 2: Convert to fraction form
    5,075.40/7,604.87 = 2,606.79/x
  3. Step 3: Cross multiply
    5,075.40x = 7,604.87 × 2,606.79
  4. Step 4: Simplify right side
    5,075.40x = 19,824,286.03
  5. Step 5: Solve for x
    x = 19,824,286.03/5,075.40
  6. Step 6: Final answer
    x = 3,905.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.