Home / 5,899.15-8,140.85-3,381.41

Finding the Fourth Proportional to 5,899.15, 8,140.85 and 3,381.41

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Solution

The fourth proportional to 5,899.15, 8,140.85 and 3,381.41 is: 4,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.15 : 8,140.85 = 3,381.41 : x
  2. Step 2: Convert to fraction form
    5,899.15/8,140.85 = 3,381.41/x
  3. Step 3: Cross multiply
    5,899.15x = 8,140.85 × 3,381.41
  4. Step 4: Simplify right side
    5,899.15x = 27,527,540.95
  5. Step 5: Solve for x
    x = 27,527,540.95/5,899.15
  6. Step 6: Final answer
    x = 4,666.36

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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.