Home / 5,912.84-8,159.61-3,224.07

Finding the Fourth Proportional to 5,912.84, 8,159.61 and 3,224.07

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Solution

The fourth proportional to 5,912.84, 8,159.61 and 3,224.07 is: 4,449.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.84 : 8,159.61 = 3,224.07 : x
  2. Step 2: Convert to fraction form
    5,912.84/8,159.61 = 3,224.07/x
  3. Step 3: Cross multiply
    5,912.84x = 8,159.61 × 3,224.07
  4. Step 4: Simplify right side
    5,912.84x = 26,307,153.81
  5. Step 5: Solve for x
    x = 26,307,153.81/5,912.84
  6. Step 6: Final answer
    x = 4,449.16

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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.