Home / 5,435.70-8,143.07-3,246.18

Finding the Fourth Proportional to 5,435.70, 8,143.07 and 3,246.18

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Solution

The fourth proportional to 5,435.70, 8,143.07 and 3,246.18 is: 4,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.70 : 8,143.07 = 3,246.18 : x
  2. Step 2: Convert to fraction form
    5,435.70/8,143.07 = 3,246.18/x
  3. Step 3: Cross multiply
    5,435.70x = 8,143.07 × 3,246.18
  4. Step 4: Simplify right side
    5,435.70x = 26,433,870.97
  5. Step 5: Solve for x
    x = 26,433,870.97/5,435.70
  6. Step 6: Final answer
    x = 4,863.01

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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.