Home / 6,117.75-8,443.22-3,633.75

Finding the Fourth Proportional to 6,117.75, 8,443.22 and 3,633.75

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Solution

The fourth proportional to 6,117.75, 8,443.22 and 3,633.75 is: 5,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.75 : 8,443.22 = 3,633.75 : x
  2. Step 2: Convert to fraction form
    6,117.75/8,443.22 = 3,633.75/x
  3. Step 3: Cross multiply
    6,117.75x = 8,443.22 × 3,633.75
  4. Step 4: Simplify right side
    6,117.75x = 30,680,532.51
  5. Step 5: Solve for x
    x = 30,680,532.51/6,117.75
  6. Step 6: Final answer
    x = 5,015.00

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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.