Home / 5,767.96-8,645.21-2,648.29

Finding the Fourth Proportional to 5,767.96, 8,645.21 and 2,648.29

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Solution

The fourth proportional to 5,767.96, 8,645.21 and 2,648.29 is: 3,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.96 : 8,645.21 = 2,648.29 : x
  2. Step 2: Convert to fraction form
    5,767.96/8,645.21 = 2,648.29/x
  3. Step 3: Cross multiply
    5,767.96x = 8,645.21 × 2,648.29
  4. Step 4: Simplify right side
    5,767.96x = 22,895,023.19
  5. Step 5: Solve for x
    x = 22,895,023.19/5,767.96
  6. Step 6: Final answer
    x = 3,969.35

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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.