Home / 4,988.62-7,485.10-2,677.42

Finding the Fourth Proportional to 4,988.62, 7,485.10 and 2,677.42

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Solution

The fourth proportional to 4,988.62, 7,485.10 and 2,677.42 is: 4,017.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.62 : 7,485.10 = 2,677.42 : x
  2. Step 2: Convert to fraction form
    4,988.62/7,485.10 = 2,677.42/x
  3. Step 3: Cross multiply
    4,988.62x = 7,485.10 × 2,677.42
  4. Step 4: Simplify right side
    4,988.62x = 20,040,743.05
  5. Step 5: Solve for x
    x = 20,040,743.05/4,988.62
  6. Step 6: Final answer
    x = 4,017.29

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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.