Home / 9,913.29-13,679.37-5,934.32

Finding the Fourth Proportional to 9,913.29, 13,679.37 and 5,934.32

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Solution

The fourth proportional to 9,913.29, 13,679.37 and 5,934.32 is: 8,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.29 : 13,679.37 = 5,934.32 : x
  2. Step 2: Convert to fraction form
    9,913.29/13,679.37 = 5,934.32/x
  3. Step 3: Cross multiply
    9,913.29x = 13,679.37 × 5,934.32
  4. Step 4: Simplify right side
    9,913.29x = 81,177,690.58
  5. Step 5: Solve for x
    x = 81,177,690.58/9,913.29
  6. Step 6: Final answer
    x = 8,188.77

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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.