Home / 11,630.71-16,050.39-6,325.51

Finding the Fourth Proportional to 11,630.71, 16,050.39 and 6,325.51

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Solution

The fourth proportional to 11,630.71, 16,050.39 and 6,325.51 is: 8,729.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.71 : 16,050.39 = 6,325.51 : x
  2. Step 2: Convert to fraction form
    11,630.71/16,050.39 = 6,325.51/x
  3. Step 3: Cross multiply
    11,630.71x = 16,050.39 × 6,325.51
  4. Step 4: Simplify right side
    11,630.71x = 101,526,902.45
  5. Step 5: Solve for x
    x = 101,526,902.45/11,630.71
  6. Step 6: Final answer
    x = 8,729.21

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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.