Home / 4,245.05-5,851.98-2,982.32

Finding the Fourth Proportional to 4,245.05, 5,851.98 and 2,982.32

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Solution

The fourth proportional to 4,245.05, 5,851.98 and 2,982.32 is: 4,111.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.05 : 5,851.98 = 2,982.32 : x
  2. Step 2: Convert to fraction form
    4,245.05/5,851.98 = 2,982.32/x
  3. Step 3: Cross multiply
    4,245.05x = 5,851.98 × 2,982.32
  4. Step 4: Simplify right side
    4,245.05x = 17,452,476.99
  5. Step 5: Solve for x
    x = 17,452,476.99/4,245.05
  6. Step 6: Final answer
    x = 4,111.25

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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.