Home / 11,336.58-15,642.78-6,300.81

Finding the Fourth Proportional to 11,336.58, 15,642.78 and 6,300.81

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Solution

The fourth proportional to 11,336.58, 15,642.78 and 6,300.81 is: 8,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,336.58 : 15,642.78 = 6,300.81 : x
  2. Step 2: Convert to fraction form
    11,336.58/15,642.78 = 6,300.81/x
  3. Step 3: Cross multiply
    11,336.58x = 15,642.78 × 6,300.81
  4. Step 4: Simplify right side
    11,336.58x = 98,562,184.65
  5. Step 5: Solve for x
    x = 98,562,184.65/11,336.58
  6. Step 6: Final answer
    x = 8,694.17

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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.