Home / 7,255.70-10,877.18-2,574.98

Finding the Fourth Proportional to 7,255.70, 10,877.18 and 2,574.98

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Solution

The fourth proportional to 7,255.70, 10,877.18 and 2,574.98 is: 3,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.70 : 10,877.18 = 2,574.98 : x
  2. Step 2: Convert to fraction form
    7,255.70/10,877.18 = 2,574.98/x
  3. Step 3: Cross multiply
    7,255.70x = 10,877.18 × 2,574.98
  4. Step 4: Simplify right side
    7,255.70x = 28,008,520.96
  5. Step 5: Solve for x
    x = 28,008,520.96/7,255.70
  6. Step 6: Final answer
    x = 3,860.21

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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.