Home / 9,005.54-13,508.13-4,071.73

Finding the Fourth Proportional to 9,005.54, 13,508.13 and 4,071.73

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Solution

The fourth proportional to 9,005.54, 13,508.13 and 4,071.73 is: 6,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.54 : 13,508.13 = 4,071.73 : x
  2. Step 2: Convert to fraction form
    9,005.54/13,508.13 = 4,071.73/x
  3. Step 3: Cross multiply
    9,005.54x = 13,508.13 × 4,071.73
  4. Step 4: Simplify right side
    9,005.54x = 55,001,424.39
  5. Step 5: Solve for x
    x = 55,001,424.39/9,005.54
  6. Step 6: Final answer
    x = 6,107.51

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1.5x scale

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.