Home / 11,848.92-16,352.19-7,134.72

Finding the Fourth Proportional to 11,848.92, 16,352.19 and 7,134.72

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Solution

The fourth proportional to 11,848.92, 16,352.19 and 7,134.72 is: 9,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.92 : 16,352.19 = 7,134.72 : x
  2. Step 2: Convert to fraction form
    11,848.92/16,352.19 = 7,134.72/x
  3. Step 3: Cross multiply
    11,848.92x = 16,352.19 × 7,134.72
  4. Step 4: Simplify right side
    11,848.92x = 116,668,297.04
  5. Step 5: Solve for x
    x = 116,668,297.04/11,848.92
  6. Step 6: Final answer
    x = 9,846.32

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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.