Home / 5,373.05-7,414.69-2,982.88

Finding the Fourth Proportional to 5,373.05, 7,414.69 and 2,982.88

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Solution

The fourth proportional to 5,373.05, 7,414.69 and 2,982.88 is: 4,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.05 : 7,414.69 = 2,982.88 : x
  2. Step 2: Convert to fraction form
    5,373.05/7,414.69 = 2,982.88/x
  3. Step 3: Cross multiply
    5,373.05x = 7,414.69 × 2,982.88
  4. Step 4: Simplify right side
    5,373.05x = 22,117,130.51
  5. Step 5: Solve for x
    x = 22,117,130.51/5,373.05
  6. Step 6: Final answer
    x = 4,116.31

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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.