Home / 9,679.41-13,355.97-5,701.32

Finding the Fourth Proportional to 9,679.41, 13,355.97 and 5,701.32

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Solution

The fourth proportional to 9,679.41, 13,355.97 and 5,701.32 is: 7,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.41 : 13,355.97 = 5,701.32 : x
  2. Step 2: Convert to fraction form
    9,679.41/13,355.97 = 5,701.32/x
  3. Step 3: Cross multiply
    9,679.41x = 13,355.97 × 5,701.32
  4. Step 4: Simplify right side
    9,679.41x = 76,146,658.88
  5. Step 5: Solve for x
    x = 76,146,658.88/9,679.41
  6. Step 6: Final answer
    x = 7,866.87

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1.5x scale

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.