Home / 5,755.07-8,633.87-3,417.21

Finding the Fourth Proportional to 5,755.07, 8,633.87 and 3,417.21

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Solution

The fourth proportional to 5,755.07, 8,633.87 and 3,417.21 is: 5,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.07 : 8,633.87 = 3,417.21 : x
  2. Step 2: Convert to fraction form
    5,755.07/8,633.87 = 3,417.21/x
  3. Step 3: Cross multiply
    5,755.07x = 8,633.87 × 3,417.21
  4. Step 4: Simplify right side
    5,755.07x = 29,503,746.90
  5. Step 5: Solve for x
    x = 29,503,746.90/5,755.07
  6. Step 6: Final answer
    x = 5,126.57

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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.