Home / 3,885.03-5,362.17-2,558.85

Finding the Fourth Proportional to 3,885.03, 5,362.17 and 2,558.85

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Solution

The fourth proportional to 3,885.03, 5,362.17 and 2,558.85 is: 3,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.03 : 5,362.17 = 2,558.85 : x
  2. Step 2: Convert to fraction form
    3,885.03/5,362.17 = 2,558.85/x
  3. Step 3: Cross multiply
    3,885.03x = 5,362.17 × 2,558.85
  4. Step 4: Simplify right side
    3,885.03x = 13,720,988.70
  5. Step 5: Solve for x
    x = 13,720,988.70/3,885.03
  6. Step 6: Final answer
    x = 3,531.76

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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.