Home / 11,714.49-17,571.18-4,318.47

Finding the Fourth Proportional to 11,714.49, 17,571.18 and 4,318.47

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Solution

The fourth proportional to 11,714.49, 17,571.18 and 4,318.47 is: 6,477.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,714.49 : 17,571.18 = 4,318.47 : x
  2. Step 2: Convert to fraction form
    11,714.49/17,571.18 = 4,318.47/x
  3. Step 3: Cross multiply
    11,714.49x = 17,571.18 × 4,318.47
  4. Step 4: Simplify right side
    11,714.49x = 75,880,613.69
  5. Step 5: Solve for x
    x = 75,880,613.69/11,714.49
  6. Step 6: Final answer
    x = 6,477.50

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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.