Home / 11,125.32-16,693.73-4,889.71

Finding the Fourth Proportional to 11,125.32, 16,693.73 and 4,889.71

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Solution

The fourth proportional to 11,125.32, 16,693.73 and 4,889.71 is: 7,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.32 : 16,693.73 = 4,889.71 : x
  2. Step 2: Convert to fraction form
    11,125.32/16,693.73 = 4,889.71/x
  3. Step 3: Cross multiply
    11,125.32x = 16,693.73 × 4,889.71
  4. Step 4: Simplify right side
    11,125.32x = 81,627,390.60
  5. Step 5: Solve for x
    x = 81,627,390.60/11,125.32
  6. Step 6: Final answer
    x = 7,337.09

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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.