Home / 8,872.96-13,305.59-4,712.06

Finding the Fourth Proportional to 8,872.96, 13,305.59 and 4,712.06

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Solution

The fourth proportional to 8,872.96, 13,305.59 and 4,712.06 is: 7,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.96 : 13,305.59 = 4,712.06 : x
  2. Step 2: Convert to fraction form
    8,872.96/13,305.59 = 4,712.06/x
  3. Step 3: Cross multiply
    8,872.96x = 13,305.59 × 4,712.06
  4. Step 4: Simplify right side
    8,872.96x = 62,696,738.42
  5. Step 5: Solve for x
    x = 62,696,738.42/8,872.96
  6. Step 6: Final answer
    x = 7,066.05

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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.