Home / 5,969.79-8,238.18-3,317.18

Finding the Fourth Proportional to 5,969.79, 8,238.18 and 3,317.18

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Solution

The fourth proportional to 5,969.79, 8,238.18 and 3,317.18 is: 4,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.79 : 8,238.18 = 3,317.18 : x
  2. Step 2: Convert to fraction form
    5,969.79/8,238.18 = 3,317.18/x
  3. Step 3: Cross multiply
    5,969.79x = 8,238.18 × 3,317.18
  4. Step 4: Simplify right side
    5,969.79x = 27,327,484.74
  5. Step 5: Solve for x
    x = 27,327,484.74/5,969.79
  6. Step 6: Final answer
    x = 4,577.63

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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.