Home / 11,746.32-16,209.86-6,441.18

Finding the Fourth Proportional to 11,746.32, 16,209.86 and 6,441.18

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Solution

The fourth proportional to 11,746.32, 16,209.86 and 6,441.18 is: 8,888.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.32 : 16,209.86 = 6,441.18 : x
  2. Step 2: Convert to fraction form
    11,746.32/16,209.86 = 6,441.18/x
  3. Step 3: Cross multiply
    11,746.32x = 16,209.86 × 6,441.18
  4. Step 4: Simplify right side
    11,746.32x = 104,410,593.83
  5. Step 5: Solve for x
    x = 104,410,593.83/11,746.32
  6. Step 6: Final answer
    x = 8,888.79

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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.