Home / 8,075.40-12,109.68-2,527.26

Finding the Fourth Proportional to 8,075.40, 12,109.68 and 2,527.26

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Solution

The fourth proportional to 8,075.40, 12,109.68 and 2,527.26 is: 3,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.40 : 12,109.68 = 2,527.26 : x
  2. Step 2: Convert to fraction form
    8,075.40/12,109.68 = 2,527.26/x
  3. Step 3: Cross multiply
    8,075.40x = 12,109.68 × 2,527.26
  4. Step 4: Simplify right side
    8,075.40x = 30,604,309.88
  5. Step 5: Solve for x
    x = 30,604,309.88/8,075.40
  6. Step 6: Final answer
    x = 3,789.82

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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.