Home / 11,746.92-16,210.71-6,441.60

Finding the Fourth Proportional to 11,746.92, 16,210.71 and 6,441.60

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Solution

The fourth proportional to 11,746.92, 16,210.71 and 6,441.60 is: 8,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.92 : 16,210.71 = 6,441.60 : x
  2. Step 2: Convert to fraction form
    11,746.92/16,210.71 = 6,441.60/x
  3. Step 3: Cross multiply
    11,746.92x = 16,210.71 × 6,441.60
  4. Step 4: Simplify right side
    11,746.92x = 104,422,909.54
  5. Step 5: Solve for x
    x = 104,422,909.54/11,746.92
  6. Step 6: Final answer
    x = 8,889.39

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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.