Home / 8,651.48-11,940.56-5,114.84

Finding the Fourth Proportional to 8,651.48, 11,940.56 and 5,114.84

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Solution

The fourth proportional to 8,651.48, 11,940.56 and 5,114.84 is: 7,059.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651.48 : 11,940.56 = 5,114.84 : x
  2. Step 2: Convert to fraction form
    8,651.48/11,940.56 = 5,114.84/x
  3. Step 3: Cross multiply
    8,651.48x = 11,940.56 × 5,114.84
  4. Step 4: Simplify right side
    8,651.48x = 61,074,053.91
  5. Step 5: Solve for x
    x = 61,074,053.91/8,651.48
  6. Step 6: Final answer
    x = 7,059.38

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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.