Home / 8,701.30-12,002.33-5,162

Finding the Fourth Proportional to 8,701.30, 12,002.33 and 5,162

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Solution

The fourth proportional to 8,701.30, 12,002.33 and 5,162 is: 7,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.30 : 12,002.33 = 5,162 : x
  2. Step 2: Convert to fraction form
    8,701.30/12,002.33 = 5,162/x
  3. Step 3: Cross multiply
    8,701.30x = 12,002.33 × 5,162
  4. Step 4: Simplify right side
    8,701.30x = 61,956,001.65
  5. Step 5: Solve for x
    x = 61,956,001.65/8,701.30
  6. Step 6: Final answer
    x = 7,120.32

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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.