Home / 5,587.41-8,380.99-2,813.34

Finding the Fourth Proportional to 5,587.41, 8,380.99 and 2,813.34

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Solution

The fourth proportional to 5,587.41, 8,380.99 and 2,813.34 is: 4,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.41 : 8,380.99 = 2,813.34 : x
  2. Step 2: Convert to fraction form
    5,587.41/8,380.99 = 2,813.34/x
  3. Step 3: Cross multiply
    5,587.41x = 8,380.99 × 2,813.34
  4. Step 4: Simplify right side
    5,587.41x = 23,578,577.87
  5. Step 5: Solve for x
    x = 23,578,577.87/5,587.41
  6. Step 6: Final answer
    x = 4,219.94

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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.