Home / 5,059.99-6,982.59-2,821.74

Finding the Fourth Proportional to 5,059.99, 6,982.59 and 2,821.74

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Solution

The fourth proportional to 5,059.99, 6,982.59 and 2,821.74 is: 3,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.99 : 6,982.59 = 2,821.74 : x
  2. Step 2: Convert to fraction form
    5,059.99/6,982.59 = 2,821.74/x
  3. Step 3: Cross multiply
    5,059.99x = 6,982.59 × 2,821.74
  4. Step 4: Simplify right side
    5,059.99x = 19,703,053.51
  5. Step 5: Solve for x
    x = 19,703,053.51/5,059.99
  6. Step 6: Final answer
    x = 3,893.89

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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.