Home / 8,707.60-13,063.29-2,864.08

Finding the Fourth Proportional to 8,707.60, 13,063.29 and 2,864.08

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Solution

The fourth proportional to 8,707.60, 13,063.29 and 2,864.08 is: 4,296.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.60 : 13,063.29 = 2,864.08 : x
  2. Step 2: Convert to fraction form
    8,707.60/13,063.29 = 2,864.08/x
  3. Step 3: Cross multiply
    8,707.60x = 13,063.29 × 2,864.08
  4. Step 4: Simplify right side
    8,707.60x = 37,414,307.62
  5. Step 5: Solve for x
    x = 37,414,307.62/8,707.60
  6. Step 6: Final answer
    x = 4,296.74

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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.