Home / 8,810.12-13,215.40-2,966.73

Finding the Fourth Proportional to 8,810.12, 13,215.40 and 2,966.73

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Solution

The fourth proportional to 8,810.12, 13,215.40 and 2,966.73 is: 4,450.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.12 : 13,215.40 = 2,966.73 : x
  2. Step 2: Convert to fraction form
    8,810.12/13,215.40 = 2,966.73/x
  3. Step 3: Cross multiply
    8,810.12x = 13,215.40 × 2,966.73
  4. Step 4: Simplify right side
    8,810.12x = 39,206,483.36
  5. Step 5: Solve for x
    x = 39,206,483.36/8,810.12
  6. Step 6: Final answer
    x = 4,450.17

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Similar ratio
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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.