Home / 8,410.49-12,609.58-2,862.34

Finding the Fourth Proportional to 8,410.49, 12,609.58 and 2,862.34

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Solution

The fourth proportional to 8,410.49, 12,609.58 and 2,862.34 is: 4,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.49 : 12,609.58 = 2,862.34 : x
  2. Step 2: Convert to fraction form
    8,410.49/12,609.58 = 2,862.34/x
  3. Step 3: Cross multiply
    8,410.49x = 12,609.58 × 2,862.34
  4. Step 4: Simplify right side
    8,410.49x = 36,092,905.22
  5. Step 5: Solve for x
    x = 36,092,905.22/8,410.49
  6. Step 6: Final answer
    x = 4,291.42

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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.