Home / 5,899.09-8,140.77-3,381.35

Finding the Fourth Proportional to 5,899.09, 8,140.77 and 3,381.35

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Solution

The fourth proportional to 5,899.09, 8,140.77 and 3,381.35 is: 4,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.09 : 8,140.77 = 3,381.35 : x
  2. Step 2: Convert to fraction form
    5,899.09/8,140.77 = 3,381.35/x
  3. Step 3: Cross multiply
    5,899.09x = 8,140.77 × 3,381.35
  4. Step 4: Simplify right side
    5,899.09x = 27,526,751.94
  5. Step 5: Solve for x
    x = 27,526,751.94/5,899.09
  6. Step 6: Final answer
    x = 4,666.27

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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.