Home / 8,706.30-13,059.46-2,132.51

Finding the Fourth Proportional to 8,706.30, 13,059.46 and 2,132.51

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Solution

The fourth proportional to 8,706.30, 13,059.46 and 2,132.51 is: 3,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706.30 : 13,059.46 = 2,132.51 : x
  2. Step 2: Convert to fraction form
    8,706.30/13,059.46 = 2,132.51/x
  3. Step 3: Cross multiply
    8,706.30x = 13,059.46 × 2,132.51
  4. Step 4: Simplify right side
    8,706.30x = 27,849,366.41
  5. Step 5: Solve for x
    x = 27,849,366.41/8,706.30
  6. Step 6: Final answer
    x = 3,198.76

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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.