Home / 4,056.12-5,587.74-3,858.48

Finding the Fourth Proportional to 4,056.12, 5,587.74 and 3,858.48

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Solution

The fourth proportional to 4,056.12, 5,587.74 and 3,858.48 is: 5,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,056.12 : 5,587.74 = 3,858.48 : x
  2. Step 2: Convert to fraction form
    4,056.12/5,587.74 = 3,858.48/x
  3. Step 3: Cross multiply
    4,056.12x = 5,587.74 × 3,858.48
  4. Step 4: Simplify right side
    4,056.12x = 21,560,183.04
  5. Step 5: Solve for x
    x = 21,560,183.04/4,056.12
  6. Step 6: Final answer
    x = 5,315.47

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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.