Home / 8,925.12-13,388.59-2,351.77

Finding the Fourth Proportional to 8,925.12, 13,388.59 and 2,351.77

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Solution

The fourth proportional to 8,925.12, 13,388.59 and 2,351.77 is: 3,527.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.12 : 13,388.59 = 2,351.77 : x
  2. Step 2: Convert to fraction form
    8,925.12/13,388.59 = 2,351.77/x
  3. Step 3: Cross multiply
    8,925.12x = 13,388.59 × 2,351.77
  4. Step 4: Simplify right side
    8,925.12x = 31,486,853.77
  5. Step 5: Solve for x
    x = 31,486,853.77/8,925.12
  6. Step 6: Final answer
    x = 3,527.89

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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.